| Subject | Date Asked |
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| pounds of pressure on lower back | 7/15/2008 |
Q: If I lift ten pounds off the floor and my uppor torso weights 105 pounds, how many pounds of ...
A: People don't put "pounds" of pressure on their back. They put "pounds per square inch" on their ...
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| Do our senses really perceive the real world? | 7/10/2008 |
Q: I have read article from some website...and I have some issue concerning the existence of science ...
A: Engineers and scientists see the world very differently from philosophers. Philosophers ask ...
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| Wat kind of wood | 7/9/2008 |
Q: Hi i need to know wat kind of wood floats to build an RC warship can u help me?
A: Almost every kind of wood floats. To build a radio-controlled ship, usually people use spruce, pine ...
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| Solar Heat | 7/7/2008 |
Q: What is the highest temperature that can be reached inside an automobile setting in the sun?
A: According to a US patent, the temperature can go up as high as 200 degrees, but this is very rare. ...
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| Do human visual and colour receptor work differently? do human have the same visual experience? | 7/3/2008 |
Q: I got another question on human vision -Does Human have the same colour vision receptor? Do they ...
A: You can do controlled experiments showing people pictures of things. People with normal brains and ...
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| Does every human taste receptor work differently? Do we enjoy the same kind of taste sensation? | 7/1/2008 |
Q: I understand no human taste receptor work exactly the same,does all the normal human taste receptor ...
A: No, we don't share the exact same experience. People who smoke or chew tobacco can't detect subtle ...
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| Does every human taste receptor work differently? Do we enjoy the same kind of taste sensation? | 6/30/2008 |
Q: I understand no human taste receptor work exactly the same,does all the normal human taste receptor ...
A: Some people have chemical disorders which cause them to experience different tastes than normal ...
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| Soft Drinks | 6/10/2008 |
Q: I am from Australia and I am doing an experiment in class for soft drinks. Is there any way you ...
A: A quick-and-dirty way to measure carbonation is to measure the pH of the soda. CO2 + H2O = carbonic ...
|
| ........ | 6/6/2008 |
Q: how can you drop a egg without cracking?with:straws,toothpick,pipe cleaner,popsicle sticks,tape
A: Wrap the egg in a little bit of tape, but not too thick. Then make a tight cage around the egg ...
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| Assignment on heat and stuff. | 6/5/2008 |
Q: For our semster 1 year 7 science assignment we have to insulate a can using everyday objects. we can ...
A: The best, cheap, easily available insulation is styrofoam, but it's hard to make it the right shape ...
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| science | 6/4/2008 |
Q: what is matter and how do you measure it?
A: Matter is the scientific word for "stuff". Everything you touch is matter. Dirt, water, wood, ...
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| h2o? | 6/1/2008 |
Q: what does h2o stand for? i know its water but what is the break down thanks!
A: H2O means there are two atoms of Hydrogen (H) and one atom of Oxygen (O). Here's a picture of a ...
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| egg drop project | 5/27/2008 |
Q: I am doing a science project with my little brother, He is in the 3rd grade. he making contraptions ...
A: It has nothing to do with physics and everything to do with common sense. Common sense says if the ...
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| Egg Drop Competition | 5/21/2008 |
Q: I have a project called the 'Egg Drop/launch competition'. I have only a limited supply - I will ...
A: Use your brain and experiment. Try stuff. If it doesn't work, try something else. That's called ...
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| Scince Fair Project | 5/20/2008 |
Q: I am a student that attends Howick Intermediate School. I was wondering, about my science fair ...
A: Good question. I don't know the answer. Do the experiment and find out for yourself. Let me know ...
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| Density | 5/19/2008 |
Q: How can the an egg effect the density of salt water?
A: Eggs have a shell. The shell has little holes in it, called pores. Water and air can move through ...
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| Science project | 5/16/2008 |
Q: wanted to know if I'm doing a science project on making my own lip gloss what can be my hypothesis?
A: Many possible hypotheses 1) Homemade lip gloss costs less than store-bought 2) Homemade lip gloss ...
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| science | 5/6/2008 |
Q: if you were building a house,list materials that are made of minerals that you would use and explain ...
A: A traditional Western-style house obviously uses very different materials than a teepee, Mongolian ...
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| MST- math, science and technology | 4/30/2008 |
Q: My 8 year old is interested in making crystals for this years MST fair. i know absolutely nothing ...
A: I would suggest going to the library and looking in the children's section for books about science. ...
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| Science project | 4/24/2008 |
Q: Ideas for a display board on Determining why bubbles escape in soda. I need variables, graphs & ...
A: Your question should be how fast the bubbles escape in soda, not why. Variables - type of soda, ...
|
| heating coil...small heater.. | 4/22/2008 |
Q: I am preparing portable heat steamer, model has only 10 ml of reservoir of water, which should ...
A: I don't have enough information here to make a good recommendation. I don't know what is the ...
|
| solar energy | 4/21/2008 |
Q: How is useable energy obtained from solar energy? Please be very detailed.
A: This sounds like a homework question. I suggest you read the wikipedia articles on solar energy at ...
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| science chemestry | 4/19/2008 |
Q: which dissolves better- baking soda or salt?
A: THere is no answer to the question you have asked because there is no scientific meaning of the word ...
|
| Nail Polish ingredients (N.Y.C.) | 4/16/2008 |
Q: For my 5th grade science project I need to know what the ingredients are for N.Y.C. brand nail ...
A: Different colors will have different ingredients. Otherwise, if the ingredients were exactly the ...
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| i need help soon!!! | 4/9/2008 |
Q: ok i am a freshman and i am doing a project on agriculture. i had the idea of testing which liquid ...
A: Almost nothing will completely dissolve pieces of meat. Some liquids will cause them to soften and ...
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| Science project (help) | 4/5/2008 |
Q: .Im helping my daughter with her science project and her topic is "Does the type of liquid affect ...
A: You won't find anything online or in a book. Do the experiment yourself and see what happens! Get ...
|
| Yeast fermentation | 4/3/2008 |
Q: During a yeast fermentation experiment my class was studying the fermentation of two yeast, ...
A: Cerevisiae ferments many, but not all sugars. Here's the abstract of a journal paper explaining ...
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| Science | 3/24/2008 |
Q: What will air, water, and oil form? And what will occur when garbage, or recyled material is added?
A: Air + water = water with air bubbles in it. Air + oil = oil with air bubbles in it. Oil and water ...
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| 1st grade science project | 3/20/2008 |
Q: My son has to do a science fair project on human body. he wanted to do - what does the brain do? ...
A: Here's a fun experiment. Most people don't realize that smell and taste are very closely linked. ...
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| egg dropping | 3/18/2008 |
Q: Please recommend an experiment for a 2nd grader to do. It requires dropping an egg from a 5ft ...
A: It sounds like you are asking for a simple science experiment for a second grader, but it doesn't ...
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| egg dropping | 3/18/2008 |
Q: Please recommend an experiment for a 2nd grader to do. It requires dropping an egg from a 5ft ...
A: The usual egg drop "experiment" is to use common items found around the house to build something to ...
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| Chemistry | 3/17/2008 |
Q: I am making a molecule with styrofoam balls or other items. I need to know the formula to make ...
A: I think you mean "vaseline", which is a trademarked name for petrolatum, also called petroleum ...
|
| plants | 3/14/2008 |
Q: We are doing a science fair experiment on the different plant characteristics. We are interested ...
A: 1) How many different leaf characteristics are there? That depends on what leaves you collected. ...
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| Science Fair Ideas | 3/12/2008 |
Q: What experiment would be right for me? 6th grade Earthscience electricity
A: There are lots of fun and interesting electricity experiments you can do. Here are the two most ...
|
| Ionic, covalent, and molecular bonds | 3/8/2008 |
Q: What experiment can I make to differentiate between ionic, covalent and molecular bonds according ...
A: There is no meaningful experiment that you can do at a high school level on this subject. I suggest ...
|
| plants | 3/4/2008 |
Q: what is the process in which plants use oxygen and food to get the energy they need?
A: This is a poorly-worded question. Plants get their energy from the sun, they get their oxygen (in ...
|
| Biosphere | 3/3/2008 |
Q: I am in 5th grade and I have to describe the bioshere around my home with two major cycles that ...
A: "Biosphere" has two different meanings. One meaning is all the living stuff in a certain area, like ...
|
| testing sugar content in food | 3/3/2008 |
Q: How would you set up a test with 5 different foods to find out which food had the most sugar?
A: You could dump an equal amount of yeast (which eats sugar) into the different foods, and let it sit ...
|
| optics | 3/2/2008 |
Q: who do i draw a light ray diagram to show the formation of a shadow when a point light sorce ...
A: Draw one ray that is blocked by the object. Draw another ray that does not intercept the object. ...
|
| science | 3/1/2008 |
Q: is there any simpler way of explaining independent variables? i am a kinesthetic learner and i can't ...
A: When you do an experiment, you try changing something to see what happens. For instance, if you ...
|
| crystals | 2/27/2008 |
Q: I am in the 3rd grade. My science project is about crystals. My question was Would crystals form ...
A: Salt crystals taste salty. Sugar crystals taste sweet. It's easier to grow sugar crystals. They ...
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| crystals | 2/26/2008 |
Q: I am in the 3rd grade. My science project is about crystals. My question was Would crystals form ...
A: Most chemical reactions happen faster when it's warmer. Forming crystals also happens faster when ...
|
| Soda shaking experiment | 2/26/2008 |
Q: Does the number of times you shake a diet soda bottle affect how much the volume of soda is ...
A: If you open the lid very, very carefully, you won't lose any liquid at all - only gas. If you just ...
|
| Soda shaking experiment | 2/26/2008 |
Q: Does the number of times you shake a diet soda bottle affect how much the volume of soda is ...
A: There are two kinds of "volume" here - volume of gas and volume of liquid. The volume of the liquid ...
|
| rock weathering | 2/26/2008 |
Q: My son is wondering about the five steps to rock weathering. He has 1)H2O gets in a crack in a rock ...
A: Your son and the teacher are both right. Your steps 1 through 3 are correct. Here's a little more ...
|
| homemade candles? | 2/24/2008 |
Q: i was watchin tv and caught the end of a show where some lady was making scented candles... i wanted ...
A: Go to your local craft supply store. They will have an entire aisle with candle-making supplies. ...
|
| The Bear Naked Egg Drop | 2/23/2008 |
Q: The instructor for our Earth Science class organized a project called the Bear Naked Egg Drop, worth ...
A: build something - test it - redesign - rebuilt - retest. That's the key to a great design. use ...
|
| open ended question | 2/21/2008 |
Q: 1.what is a open ended question 2.what happens to the respiratury and circulation system when a ...
A: 1. An "open-ended question" is one that asks for a long answer. Such as "What did you think of the ...
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| Science Fair project- Water Cycle | 2/20/2008 |
Q: My students (3rd grade) need a primary source for their research on the water cycle. Here are their ...
A: 1. The water cycle would stop if we ran out of water or sunshine. There is no water on the moon, ...
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| Water Cycle | 2/20/2008 |
Q: Im a student working on a project and I have a phew questions. What do you know about the Water ...
A: I think you have a "few" questions, not a "phew" questions. What grade are you in, so I know how ...
|
| surface tension | 2/18/2008 |
Q: I need help with my son's 5th grade science project .It relates to surface tension. His subject ...
A: Water is made up of jillions of tiny little water molecules, just like a snowball is made up of lots ...
|
| I need help for my kids' Science Projects for 3rd and 4th Grades? | 2/17/2008 |
Q: My daughter chose "Will saltwater evaporate faster than water w/out salt?" and my son chose "How ...
A: You don't need any websites to do these fun and easy experiments. For the salt water project 1) ...
|
| sunlight energy | 2/17/2008 |
Q: 1. What supplies the most energy used on earth? is it sunlight? 2. What substance reacts when ...
A: When you burn wood, you start with chemical energy. When the wood burns, it releases heat (thermal ...
|
| sunlight energy | 2/16/2008 |
Q: 1. What supplies the most energy used on earth? is it sunlight? 2. What substance reacts when ...
A: 1. Almost all the energy on earth comes directly from sunlight or indirectly from sunlight. When ...
|
| Water | 2/12/2008 |
Q: What is the difference freezing and boiling point for tap water and pure water ?
A: Tap water has more impurities. These impurities act as nucleation sites, so tap water will boil and ...
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| science | 2/10/2008 |
Q: How do you make candy crystals and will it work as a science project?
A: What grade are you in? It's a great science project for students in 3rd grade or younger. If ...
|
| Plants | 2/9/2008 |
Q: Why would tonic water kill a tomato plant when used as its primary water source?
A: I never tried this experiement, so I will have to guess. There are two possible explanations. 1. ...
|
| Biology | 2/6/2008 |
Q: ) Why are bananas good for my heart? My grandad has bad kidneys and needs to eat bananas. ...
A: People's blood, like the blood of all animals, is basically salt water with other stuff (like red ...
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| Biology | 2/5/2008 |
Q: ) Why are bananas good for my heart? My grandad has bad kidneys and needs to eat bananas. ...
A: Good question. The answer is a bit complicated. When people have a bad heart or bad kidneys, the ...
|
| solids and liquids | 2/3/2008 |
Q: I am a teacher in vanuatu with ltd resources and was wanting information for kids to make posters on ...
A: Lava is melted metals. Depending on what metals are in the lava, it can melt at different ...
|
| Co2 levels in club soda | 2/2/2008 |
Q: How much carbon dioxide is in a 355 ml can of club soda?
A: Read these three articles http://en.wikipedia.org/wiki/Supersaturation ...
|
| Science Fair Project | 2/1/2008 |
Q: I am an 8th grader. I have to do my science fair project on something that involves consumer ...
A: You don't need to measure how much copper dissolves off a penny - just look at the color of it. Get ...
|
| Bubbles | 1/29/2008 |
Q: Do antibacterial soaps have a chemical in them that makes more bubbles than regular soap?
A: That's a very good question and I don't know the answer. But it's very easy to do the experiment ...
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| science fair project research=organic and inorganic stains | 1/29/2008 |
Q: well i was curious to know what exactly is an organic stain? what exactly is an inorganic stain? i ...
A: Organic means it involves complicated molecules containing carbon, like you usually find in living ...
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| carbonation cans vs bottles | 1/28/2008 |
Q: I am doing a science fair project on carbonation. My experiment is to show which is higher in ...
A: Get some balloons. Put the cans and bottles either both in the fridge or both on the counter so ...
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| poisonus plants | 1/25/2008 |
Q: me and my friend have a science fair well were doing poisonus plants and we are ...
A: What questions do you have? What kind of poisonous plants? Poisonous if you eat even a little ...
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| biology/ orbital rules | 1/22/2008 |
Q: i don't know how to find the atomic mass and the atomic number
A: You look them up on a table, like the periodic table. Here is a link to one. ...
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| THAWING ICE | 1/22/2008 |
Q: If I put water that is 40 degrees and water that is 180 degrees in a -10 degree walk-in freezer and ...
A: OK. Now I understand the question. This is a complicated question with no simple answer. It has ...
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| THAWING ICE | 1/22/2008 |
Q: If I put water that is 40 degrees and water that is 180 degrees in a -10 degree walk-in freezer and ...
A: I assume you are asking about freezing water, not thawing. ice. The colder water will freeze ...
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| testing carbonation in soda | 1/15/2008 |
Q: How can I test and record for the amounts of carbonation in different types of soda Thanks Joe ...
A: Get a bunch of two-liter soda bottles. Make sure they are all at the same temperature. Get a bunch ...
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| Science Fair Project | 1/15/2008 |
Q: I am an 8th grader. I have to do my science fair project on something that involves consumer ...
A: Here are some ideas 1. Which will dissolve the copper off a penny quicker, Coke or Pepsi? Since ...
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| electrolysis of water | 1/13/2008 |
Q: what is the most important stuff about electrolysis of water. i'm doing my science fair on hydrogen ...
A: Read the wikipedia article. Do you have any specific questions about electrolysis? It means you ...
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| mirrors | 1/13/2008 |
Q: i'm kayla and my friend hanna and i are doing a project on mirrors and i was wondering if you could ...
A: You can research mirrors online. Start with Wikipedia. If you have specific questions about ...
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| science | 1/12/2008 |
Q: what evaporates faster sugar water or salt water? ANSWER: I don't know, since I never did that ...
A: Here are some links, with contradictory answers. http://www.blurtit.com/q822352.html ...
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| egg drop science fair project | 1/9/2008 |
Q: My son is in 4th grade. He is doing an egg drop experiment for his science fair project. The ...
A: This is a classic example of why English majors should not be allowed to teach science. Obviously ...
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| density | 1/9/2008 |
Q: how does the material of a rocket made of tin foil, construction paper, notebook paper effect how ...
A: Things fly because the propulsion force (upward) is greater than the force of drag (downwards) and ...
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| Formul;as | 1/1/2008 |
Q: I need the following formulas for a (square, a ring,cylinder,hollow cylinder,a triangle,disc, rod) ...
A: You can look these up easily in reference books at your local library or in online references. I ...
|
| Do gorillas eat coconuts? | 12/22/2007 |
Q: (Our karate teacher wants to know.) Thank you!
A: Gorillas live in Africa. Coconuts aren't native to Africa, so in the wild gorillas never are near ...
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| ? | 12/16/2007 |
Q: Do taste buds change over time while you get older/ if so what age? alie
A: Good question. As people get older, their sense of taste changes. It is impossible to tell if this ...
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| electricity | 12/11/2007 |
Q: why is an atom important in static and current electricity? what important job do electrons have?
A: Static electricity is caused when one or more electrons get separated from the rest of the atom, ...
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| physics | 12/6/2007 |
Q: a transverse wave has an amplitude of 1.80m. what is the distance between the top of a crest and the ...
A: Draw a picture of the wave. The wavelength is 11 m, which means the distance from one crest (top) ...
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| Earth Science | 12/2/2007 |
Q: if density = 4.5g/m3 and the size of a block of granite is 4.0m by 3.1m by .5m what is the mass in ...
A: multiply the three dimensions together to get the volume. since d=m/v, then you can solve the ...
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| conductivity | 12/1/2007 |
Q: i would like to ask your help. my project is about the conductivity of gray water compared with ...
A: I don't understand your question. Gray water will have more dissolved ions, so you expect it should ...
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| earth space science | 11/30/2007 |
Q: how do we test what type of grass reduces erosion the best?
A: This experiment would take a long time to do because you'd have to wait for the grass to grow. ...
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| science fair | 11/29/2007 |
Q: how to test which soft drink has the most carbonation?
A: 1. Get all the bottles at the same temperature by leaving them all out on the kitchen counter, or ...
|
| Sea Floor Spreading | 11/29/2007 |
Q: What feature of the ocean floor does the center slit stand for?
A: There is a big crack in the center of the Atlantic Ocean, where the sea floor is spreading and new ...
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| density | 11/28/2007 |
Q: Can you explain more thoroughly the subject of density
A: Density is weight (or mass) divided by volume. Popcorn has a low density, because a big bag of ...
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| carbonation in soda | 11/21/2007 |
Q: I need to find out how to measure loss of carbonation in a 2 liter bottle of soda at different ...
A: Unless you have a super-precise scale, you won't be able to measure the weight of the lost carbon ...
|
| Density | 11/18/2007 |
Q: IS it true that to find the density of something you have to divide mass and volume???
A: You don't HAVE to do that, but it's usually the easiest way. Density = mass divided by volume. But ...
|
| Variables | 11/18/2007 |
Q: My homework is to find out what a dependent and independent variable is. Unluckily, I have checked ...
A: When you do an experiement, you vary one condition and then measure the result. The condition you ...
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| help with science fair project | 11/16/2007 |
Q: my science fairproject is: how does the evaporation rate of an alcohol depend on the number ofcarbon ...
A: When you buy the alcohol, they will give you its chemical formula. You then count the number of ...
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| help with science fair project | 11/16/2007 |
Q: my science fairproject is: how does the evaporation rate of an alcohol depend on the number ofcarbon ...
A: Step one is to buy some alcohol of different molecular weights - methanol, ethanol, isopropyl ...
|
| Five minute alarm clock project with energy transformations | 11/15/2007 |
Q: My daughter needs to create a science project similar to the "mousetrap game". It needs to show ...
A: See if your local library (or video rental store) has a copy of the film "The Way Things Go", which ...
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| help with science fair project | 11/12/2007 |
Q: my science fairproject is: how does the evaporation rate of an alcohol depend on the number ofcarbon ...
A: It's going to be tough to find the raw materials for this experiment. It's hard to find different ...
|
| Generating electricity | 11/12/2007 |
Q: How much electricity could one human sized hamster wheel generate if someone ran the distance of a ...
A: Good question. Power is measured in watts, and energy is measured in watt-hours or watt-minutes. A ...
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| science fair project | 11/11/2007 |
Q: For my science fair I'm doing Does soda lose its carbonation faster at cold or hot temperatures? ...
A: If you leave the cap off, it will never lose carbonation. Soda bottles that are 20 years old that ...
|
| sience | 11/6/2007 |
Q: i need help with a science fair project and i want to do some thing about smoking
A: Here is my favorite science fair project involving smoking: Get a breath-meter (called a ...
|
| plants | 11/6/2007 |
Q: i am doing a science experiment to see if water or gatorade helps plants grow taller. i have seen ...
A: Yes. Plants do better with Gatorade instead of water, just like people do better with Gatorade ...
|
| Egg drop experiment | 10/30/2007 |
Q: I am trying to help a group of students prepare for an egg drop experiment. They must drop an egg in ...
A: You want something that will absorb energy. Foam has little air pockets which crush, absorbing ...
|
| lip gloss | 10/28/2007 |
Q: what are some independant varibles ,dependant varibles,consant, and controls for lip gloss?
A: First you have to ask what you are testing for? Price, amount of shine, taste, spreadability, ...
|
| Chinchilla Project | 10/25/2007 |
Q: I need a project that has never been done before using my pet chinchilla. Can you help me? It has to ...
A: There are billions of people in the world and millions of them have owned chinchillas. Just about ...
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| THE OCEAN | 10/23/2007 |
Q: how much rain falls on the ocean?
A: Good question. Some parts of the ocean (such as off the coast of Vietnam) get a lot of rain. Other ...
|
| science | 10/17/2007 |
Q: what is evaporation and how does it work
A: Evaporation is when the water turns into gas and goes up into the air. For example, if you leave a ...
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| carbonation in soda | 10/17/2007 |
Q: does soda lose its carbonation faster at cold or hot temperatures?
A: Do the experiment yourself and find out. Get two identical bottles of soda. Put one in the ...
|
| magnets | 10/17/2007 |
Q: Why do scientist use steel and iron to make magnets? I am 8 years old
A: To make a magnet, you need a material that will respond to a magnetic field. Wood, for instance, ...
|
| Science Project | 10/16/2007 |
Q: For my school's science fair, we each had to come up with a project. Mine is to see which soda ...
A: It sounds like your hypothesis will be, "Some brands of sodas will keep their fizz longer than other ...
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| science | 10/10/2007 |
Q: how can we tell which soda has the most carbonation in it is there a experiment we can do
A: This is a fun and easy experiment. You will need a bunch of soda bottles, all the same size (2 ...
|
| Light and plant growth | 10/9/2007 |
Q: How does the color of light affect plant growth?
A: Good question! You can do an experiment to find out. Get a 6-pack of identical plants at your ...
|
| I NEED HELP WITH SCIENCE PROJECT | 10/2/2007 |
Q: Sean
A: You say "I have not gotten any good results." I bet you HAVE gotten good results if you are using ...
|
| Insects hunting | 9/30/2007 |
Q: How do insects such as flies compete for food?
A: Flies lay their eggs and eat food like rotting garbage. Imagine a very small rotting piece of meat ...
|
| Nature | 9/28/2007 |
Q: HELP!!!! I am a student in Lake Charles, Louisiana. My class found a lot of oak leaves with these ...
A: There are many types of caterpillars that eat oak leaves. They turn into moths when they get older. ...
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| Earth's magnetic field | 9/26/2007 |
Q: 5th-grader asks: Where does the earth's magnetic field come from? Iron ore rocks and spinning molten ...
A: Nobody knows for sure since nobody has ever been deep inside the earth to see what's there. But ...
|
| science | 9/26/2007 |
Q: If electrons are supposed to repel other electrons, why don't all of our cells or any other ...
A: Good question! The electrons on the outside of one atom are repelled by the electrons on the ...
|
| temperature of soda | 9/23/2007 |
Q: my son in the 6th grade has a science project to do. How does the temperature of the soda affect ...
A: Good question. You can do this experiment yourself at home. Get three identical soda bottles. ...
|
| Carbonation | 9/19/2007 |
Q: I'm need help with my 7th grade science project. my question is "What soda and baking soda make the ...
A: Carbonation means bubbles of carbon dioxide. That's the stuff that makes bubbles in ordinary soft ...
|
| microscopes | 9/17/2007 |
Q: Why is using a microscope an important skill for life scientist?
A: Take a look at some of these photos taken through a microscope for scientific purposes. ...
|
| HELP! | 9/16/2007 |
Q: I am finishing up a lab for physics I honors... I need help with two questions please. 1. Does the ...
A: 1) The frequency and wavelength of any wave phenomenon are inversely related. As the frequency ...
|
| sentence | 9/12/2007 |
Q: can you give me a senetence with independent variables
A: I'm not sure I understand your question. Independent variables are things that can change, but one ...
|
| Chinchilla experiment | 9/12/2007 |
Q: I need a simple experiment that involves my pet chinchilla. I have to video-tape the experiment so ...
A: You didn't say what grade you are in, so I'll suggest a few things that will work for elementary ...
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| Soda and carbonation | 9/7/2007 |
Q: which soda has the most carbonation?
A: No idea which soda holds the most - sorry. You could do an experiment yourself to find out. Get ...
|
| plants | 9/7/2007 |
Q: what gas do plants need to make food
A: People take the food they eat and "burn" it with oxygen to get energy. So we breathe in oxygen and ...
|
| i wanna know one answer | 8/22/2007 |
Q: sir, i want to know why there are disc brakes in today's cars or motoecycle not having the ...
A: Motorcycles (and cars) need to get good traction on the pavement, so they don't slip. "Traction" ...
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| carbination | 8/21/2007 |
Q: why do we carbonate water
A: People carbonate water to make soda (like Coca-Cola and 7-up) because they enjoy the fizzy feel of ...
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| i wanna know one answer | 8/19/2007 |
Q: sir, i want to know why there are disc brakes in today's cars or motoecycle not having the ...
A: There are many types of these bombs - hydrogen (fusion) bombs, uranium (fission) bombs, and ...
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| i wanna know one answer | 8/19/2007 |
Q: sir, i want to know why there are disc brakes in today's cars or motoecycle not having the ...
A: More than 10,000 years ago, the Earth was in an Ice Age. That means it was much colder than it is ...
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| i wanna know one answer | 8/18/2007 |
Q: sir, i want to know why there are disc brakes in today's cars or motoecycle not having the ...
A: You asked another very good question! That depends on who you ask. Viruses can reproduce ...
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| i wanna know one answer | 8/18/2007 |
Q: sir, i want to know why there are disc brakes in today's cars or motoecycle not having the ...
A: Good question. Motorcycles have always had disk brakes since they are much smaller than ...
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