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23 January, 20:43

Compare the different pressures that result as you add air to a balloon and as you add air to a steel tank. if you answerd this question I will give you 70pts

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  1. 23 January, 21:52
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    Key to understanding scuba diving is the concept of pressure, and how it varies with depth. We intuitively understand that pressure is some type of force, but how is it actually defined? Pressure is a force or weight per unit area. All matter, including air, has weight due to earth's gravity. Accordingly, anything exposed to air is under pressure - the weight of the atmosphere above it. This weight of air, due to gravity, is known as atmospheric pressure
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