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State a good 9th grade science fair project idea that involves chemistry, physics or both.?
Also the project has to be relevant to everyday life somehow.
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- don't plagiarizeLv 71 decade agoFavorite Answer
jab a nail in a potato
jab another nail in another potato
run wires from both nails.
hook the wires to a lite bulb
put half an alka-seltzer tablet in a plastic film canister with some water
put the lid on and stand back
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