16 questions
When thermal energy is increased in a solid, what change in state is happening?
Melting
Evaporation
Freezing
Condensation
When thermal energy is decreased in a liquid, what change in state is happening?
Melting
Freezing
Condensation
Evaporation
When thermal energy is increased in a liquid, what change in state is happening?
Melting
Evaporation
Condensation
Freezing
When thermal energy is decreased in a gas, what change in state is happening?
Melting
Freezing
Evaporation
Condensation
When thermal energy is increased in a liquid and evaporation occurs, what state of matter does the liquid change into?
Solid
Gas
When thermal energy is decreased in a liquid and freezing occurs, what state of matter does the liquid change into?
Gas
Solid
What two changes of state occur when thermal energy is added to/increased in a substance?
Melting
Freezing
Condensation
Evaporation
What two changes of state occur when thermal energy is taken away/decreased in a substance?
Freezing
Condensation
Melting
Evaporation
When a substance changes from a solid to a liquid, this is called...
Melting
Evaporation
Freezing
Condensation
When a substance changes from a liquid to a gas, this is called...
Melting
Evaporation
Condensation
Freezing
When a substance changes from a gas to a liquid, this is called...
Melting
Evaporation
Condensation
Freezing
When a substance changes from a liquid to a solid, this is called...
Melting
Evaporation
Condensation
Freezing
Do particles (or the atoms) in a substance ever stop moving?!
No
Yes
What happens to the movement of the particles in a substance when the thermal energy is increased?
Speed Up
Slow Down
What happens to the movement of the particles in a substance when the thermal energy is decreased?
Speed Up
Slow Down
What happens to the arrangement of particles as thermal energy is removed from a substance?
The particles get farther apart.
The particles get closer together.