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Gas
Liquid
Solid
Changes of State
Kinetic Theory
100
Gas pressure
What is a force exerted by a gas?
100
Boiling point of water is 100°C.
What is the boiling point of water?
100
The temperature at which a solid changes into a liquid.
What is melting point?
100
Describes the set conditions at which all three phases can exist in the equilibrium with one another.
What is triple point?
100
All matter consists of tiny particles that are in constant motion.
What is kinetic theory?
200
A device used to measure atmospheric pressure.
What is a Barometer?
200
Conversion at the surface of water that isn't boiling.
What is evaporation?
200
The temperature at which a liquid changes into a solid.
What is freezing point?
200
Vapor turning into a solid.
What is deposition?
200
Energy that an object has because of its motion.
What is kinetic energy?
300
an empty space with no particles and no pressure
What is a vacuum?
300
A measure of force exerted by a gas above liquid.
What is vapor pressure?
300
Properties reflect the orderly arrangements of their particles.
What do general properties reflect?
300
Solid turning into a vapor.
What is sublimation?
300
Kinetic theory explains that gas pressure is a result of billions of rapidly moving particles in a gas.
What does the kinetic theory say about gas pressure?
400
SI unit of pressure
What is a pascal?
400
Conversion of liquid to gas or vapor.
What is vaporization?
400
Solids have a vapor pressure.
What makes sublimation occur?
400
Sublimation occurs in solids with vapor pressures that exceed atmospheric pressure at or near room temperature.
When does sublimation occur?
400
Kelvin is proportional to the average kinetic energy of the particles.
What is the relationship between kelvin temp. and kinetic energy?
500
Standard Atmosphere of Mercury.
What is the pressure required to support 760 mm of mercury barometer at 25°C?
500
During evaporation only molecules with a ceratian minimum kinetic energy can escape from the surface of the liquid.
What is the relationship between kinetic energy and evaporation?
500
Particles and atoms of solids are packed tight together.
How are particles arranged in solids?
500
Gives the conditions of a temperature and pressure at which a substance exists as a solid, liquid or gas.
What is phase diagram?
500
collision between atoms and molecules in air with objects
What is atmospheric pressure?