Changes Of State Question Preview (ID: 48237)


Matter - Changes Of State. TEACHERS: click here for quick copy question ID numbers.

When a liquid turns into a solid....................
a) The molecules will speed up and get closer together
b) The molecules will speed up and get farther apart
c) The molecules will slow down and get farther apart
d) The molecules will slow down and get closer together

When a solid turns into a gas..............
a) The molecules will speed up and get closer together
b) The molecules will speed up and get farther apart
c) The molecules will slow down and get farther apart
d) The molecules will slow down and get closer together

When a liquid turns into a gas......................
a) The molecules will speed up and get closer together
b) The molecules will speed up and get farther apart
c) The molecules will slow down and get farther apart
d) The molecules will slow down and get closer together

When a solid turns into a liquid......................
a) The molecules will speed up and get closer together
b) The molecules will speed up and get farther apart
c) The molecules will slow down and get farther apart
d) The molecules will slow down and get closer together

When a gas turns into a liquid.......................
a) The molecules will speed up and get closer together
b) The molecules will speed up and get farther apart
c) The molecules will slow down and get farther apart
d) The molecules will slow down and get closer together

Which state of matter usually has the molecules moving the slowest?
a) solid
b) liquid
c) gas
d)

Which state of matter usually has the fastest moving moilecules?
a) solid
b) liquid
c) gas
d)

What happens to the speed of the molecules when you heat up a substance?
a) They move faster
b) They move slower
c)
d)

This is when just the surface of a liquid turns to gas
a) vaporization
b) condensation
c) evaporation
d) sublimation

This is when a gas changes to a liquid.
a) condensation
b) boiling point
c) sublimation
d) melting pointThis is when a solid changes directly

this is when a solid changes directly to a gas.
a) condensation
b) sublimation
c) evaporation
d) vaporization

This is the point at which a liquid boils.
a) melting point
b) boiling point
c)
d)

This when ALL of a liquid turns to a gas
a) evaporation
b) vaporization
c) condensation
d) sublimation

This is when a liquid turns into a solid.
a) boiling point
b) evaportaion
c) melting point
d) Freezing point

What is Potential Energy?
a) Kinetic energy
b) stored energy
c)
d)

This is the point when a substance changes from a solid to a liquid.
a) boiling point
b) evaporation
c) melting point
d) sublimation

Another word for thermal energy is......
a) potential energy
b) heat energy
c) mass
d) matter

What is Kinetic Energy?
a) Energy of motion
b) stored energy
c)
d)

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