Water Cycle Practice for Quiz

H2O in clouds is...

• solid

• liquid

• gas

Tiny water droplets in the cloud grow larger and heavier and fall as rain.

cloud droplets >> rain

• gas >> liquid

• liquid >> liquid

Moving from liquid to gas is a _________ arrow.

• red

• blue

To move from liquid to gas you need to...

• lose heat energy.

• add heat energy

Changing from vapor (gas) to liquid is...

• evaporation

• condensation

Changing from liquid to vapor (gas) is...

• condensation

• evaporation

To move from gas to liquid you need to...

• lose heat energy.

• add heat energy

Condensation is changing from gas to liquid.

This change causes the molecules to...

• go slower (decrease speed).

• go faster (increase speed).

When molecules move slower they have...

• more kinetic energy.

• less kinetic energy.

Hotter molecules are moving...

• faster.

• slower