Water on Earth

When water moves from the ocean water to the atmosphere ________________ is happening.

• precipitation

• evaporation

• condensation

• crystallization

__________________ occurs when water vapor combines to form water droplets in the clouds.

• evaporation

• precipitation

• condensation

• transpiration

Once water droplets get heavy enough they fall to Earth's surface during ___________________.

• precipitation

• evaporation

• condensation

• transpiration

Plants absorb water. Later, some water vapor is let out of the leaves during _____________.

• evaporation

• surface runoff

• transpiration

• precipitation

This picture shows what happens to the water molecules during _________________.

• precipitation

• condensation

• evaporation

This picture shows what happens to the water molecules during _________________.

• precipitation

• condensation

• evaporation

Which two cause water to move through the water cycle?

• kinetic energy

• energy from the sun

• forward motion

• gravity

What force brings precipitation to the ground?

• forward motion

• weight

• thermal energy

• gravity

What has to happen to water for it to evaporate?

• gain heat (thermal energy)

• lose heat (thermal energy)

What has to happen to water for it to condense?

• gain heat (thermal energy)

• lose heat (thermal energy)