Kuster ~ Gases ~ Kinetic Theory / Ideal Gas / Real Gas

Gas pressure is caused by

• gas molecules colliding with surfaces
• gas molecules condensing to a liquid
• gas molecules hitting other gas molecule
• barometers

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• Flask 1 contain the most molecules
• Flask 2 contain the most molecules
• Flask 3 contain the most molecules
• Flask 4 contain the most molecules

• Flask 1 contain the least pressure
• Flask 2 contain the least pressure
• Flask 3 contain the least pressure
• Flask 4 contain the least pressure

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Are particles of matter always in motion?

• yes
• no

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The motion energy of particles is called...

• kinetic energy
• connecting energy
• electrostatic energy
• gravitational energy

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When particles collide with each other they...

• transfer kinetic energy
• stop completely still
• become smaller
• lose all their energy

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Between collisions with other particles and their container, gas particles...

• travel fast in straight lines
• do not move at all
• travel in ever decreasing spirals
• have no energy

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We cannot compress most solids and liquids, but a gas...

• can be compressed
• is not a state of matter
• makes an excellent chair
• is always heavier than a solid

Temperature is a measure of particle...

• kinetic energy
• size
• colour
• electrostatic force

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Absolute zero is the temperature (in Kelvin), at which, only in theory...

• all particles stop moving
• time stands still
• space and time merge
• energy goes to infinity

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