Air Pressure
Air is composed of molecules. Air is matter. It has mass and takes up space. Air is composed of different gases such as nitrogen, oxygen, carbon dioxide, water vapor, and other gases. Air molecules are in constant motion. As they move, they come in contact with surfaces. Air molecules push and press....

The Effect of Temperature on Air Pressure
DESCRIPTION: My project consists of a series experiments to determine the effect of air pressure in a given environment at various temperatures. The experiments I chose to conduct are:1) Heat an ordinary pop can on a hot plate and then putting the can upside down in cold water to see the eff....

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