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Questions and answers on science fair project help, ideas, methods, and process.
Can you give more explanation on the combination of air, water pressure and gravity, and why siphoning takes place?
If a worm is put in a box of dry soil on 1 side & wet on the other, what is the manipulated, controlled & responding variables?
Are a birds feathers less effective at insulation after they are exposed to an oil spill and then cleaned up?