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Help me please! Free cooooooooookies!

I am working on science fair for school. I am in 8th grade. I want to do something that involves scuba diving because I really enjoy doing it. My teacher does it so extra points and I want to impress my friends. BUT, i can't do anything on plants, animals, humans, or product testing (like tide vs oxiclean) I have asked her about doing it about Boyle's law. I will take a 2 liter bottle turn it upside down, take the cap off, and take it underwater. I will observe the water pressure on the air. (As the air compresses the water will fill the void in the bottle.) She thinks its so difficult (i dont) and that its already been proven. So i need ideas people! Help a white person out

November 2, 2010

3 Comments • Newest first

Haloess

She thinks I'm just going to look at a graph and copy that. I'm still looking for something! Help please!

Reply November 2, 2010
jonatan

Using a water bottle isn't the best option, you should use a transparent tube or something that is easier to measure the volume of gas in.

Also, can you do whatever experiment you want?

Reply November 2, 2010
Haloess

[quote=Nuwen]Time and count how many sugar cubes you can eat before they all dissolve. Yes. I'm telling to drink pool water along with them too.[/quote]

Thats not accepted and its like testing on people. And im planing on doing it in ocean water

Reply November 2, 2010