[sweetgirl123]

i have a project that i have to do and all my teacher sayed was have a 2litter bottle full of water with plastic pipettes inside when you push on the outside of the bottles the pipettes should fall in a certain order everytime! we are leanring about pressure and gases....but i have no idea what to do! someone please help me!

[mrdeadman]

http://www.phys.utk.edu/demoroom/FLUIDS/CARTDIVER.htm
http://lectureonline.cl.msu.edu/~mmp/applist/f/f.htm
http://www.fatlion.com/science/cartesian.html
http://www.ed.uiuc.edu/courses/CI241-science-Sp95/resources/philoToy/philoToy.html
http://hyperphysics.phy-astr.gsu.edu/hbase/pbuoy3.html
here's some stuff for you to read.