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2008-10-12 Science for Kids - variables in science: Hi Donna, Hypothesis are hard. When you are stating a hypothesis, you are stating that something will happen (and possibly using a because statement). For example, a hypothesis would be: If I eat...
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2008-10-11 Science for Kids - variables in science: Hi Donna, A controlled variable is acutally the "controlled elements" of an experiment thus if you are experimenting with plants, the soil, seed, pot, and the amount of water given are all controlled...
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2008-10-11 Science for Kids - variables in science: Hi Donna, Good question. When you are talking about the manipulative variable, you are talking about the independent variable - something that you change in an experiment. When you are talking...
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2008-10-11 Science for Kids - oscillating water column: Hi Kari --- The good news is, I think the experiment will certainly work. That bad news is, I don't think you'll be able to get enough air flow to spin a hobby motor or make any electricity from it....
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2008-10-11 Science for Kids - transform of energy: Hi Cai, Turning on the lights in your room is actually an example of energy transformation. You are taking the electrical energy from the electrical outlet, leading it through a cord and, when it hits...
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