Need an easy but good 7th grade science fair project! Needs to be chemistry or physics! Help!?

Question

pleace dnt give projects that have materials which are hard to find! links to projects would be great!

i am in 7th grade

Answer 1

http://scifun.chem.wisc.edu/HOMEEXPTS/HOMEEXPTS.HTML

Answer 2

You could test the effectiveness of mouthwash using a homemade culture dish to see how much bacterial growth each type prevented (actually bio-chemistry, but still an interesting project I saw once). I've heard Scope is the most effective, so be sure to include that one along with several others.

Actually, you can get a really good description of this project on the following website, along with several others:

http://youth.net/nsrc/sci/sci045.html#anchor781569%23anchor786268

Just please be sure not to copy this student's work. Write your own hypothesis based upon what this student found, and work from there. Good luck!

Answer 3

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