Self-assessment: Changes of State

When water is frozen, it is in a .... state

• liquid

• solid

• gas

What state of matter is steam or water vapor?

• liquid

• solid

• gas

When water flows from a tap, it is in .... state.

• liquid

• solid

• gas

What happens to water when it starts boiling?

• The temperature goes up

• The temperature goes down

• The temperature stays the same

What happens when water boils?

• changes to liquid

• freezes

• water vapor forms

What happens when we cool down water by putting it in the freezer?

• water vapor

• freezes

• gas

What do we call it when water vapor cools down?

• evaporation

• condensation

• freezing

When water freezes, it becomes ...

• smaller

• larger