Science 7 Review II_B Precipitation

Precipitation is water in solid or liquid form.

• True

• False

There are four major forms of precipitation:

• Snow and rain

• Hail and sleet

• Vapor and fog

It is a collection of millions of tiny water droplets or ice crystals.

• Water vapor

• Cloud

• Evaporation

• Condensation

Clouds form as cool air rises and warms. As the rising air warms, it becomes saturated.

• True

• False

It is the temperature at which a gas condenses into another gas.

• Boiling point

• Dew point

• Freezing point

It is the process by which a gas, such as water vapor, becomes a solid.

• Freezing

• Sublimation

• Condensation

Puffy, white clouds that tend to have flat bottoms. These clouds form when warm air rises.

• Cumulus clouds

• Cirrus Clouds

• Stratus Clouds

Snow forms when temperatures are so cold that water vapor changes directly to a solid.

• True

• False

A ______________ is a small, spinning column of air that has high wind

speeds and low central pressure and that touches the ground.

• Storm

• Hurricane

• Tornado

It forms where warm air moves over cold, denser

air.

• Cold front

• Warm front

• Coriolis Effect