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8 Cards in this Set
- Front
- Back
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Atmospheric Pressure |
The pressure exerted by atoms and molecules in the atmosphere surrounding Earth, resulting from collisions of the particles with objects |
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Barometer |
An instrument used to measure atmospheric pressure |
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Gas pressure |
Results from the force exerted by a gas per unit surface area of an object; due to collisions of gas particles with the object |
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Kinetic energy |
The energy of an object has because of its motion |
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Kinetic theory |
a theory explaining the states of matter, based on the concept that all matter consists of tiny particles that are in constant motion. |
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Pascal (pa) |
The SI unit of pressure |
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Standard atmosphere (atm) |
A unit of pressure, it is the pressure required to support 760 mm of mercury in a mercury barometer at 25° C |
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Vacuum |
A space where no particles exist |
