Water Cycle
Air Masses & Fronts
Severe Weather
Cloud Types
Wind
100

When water in any form falls from the sky, we call it _____.

Precipitation

100

Choose the correct answer to fill in the blank. An air mass formed over Canada is likely to be [cold/warm] and [dry/moist].

cold and dry

100

Is it hurricanes or tornadoes that form over land?

tornadoes

100

Feathery, thin clouds are called _____ clouds.

cirrus

100

The uneven heating of Earth's surface causes what?

wind

200

When liquid water turns into water vapor, _____ has occurred.

Evaporation

200

Choose the correct answer to fill in the blank. An air mass formed over the ocean near the equator is likely to be [cold/warm] and [dry/moist].

warm and moist

200

Is it hurricanes or tornadoes that form over warm water?

hurricanes

200

"nimbus" clouds bring what type of weather?

rain/storms

200

What gives wind its mass?

air molecules

300

When water vapor turns to liquid, _____ has occurred.

Condensation

300

When two masses meet, it's called a ____.

Front

300

Strong winds blowing loose dirt and sand causes what type of storm?

dust storm

300

puffy, cotton ball-like clouds are called _____ clouds.

cumulus

300

The Coriolis Effect causes wind to blow in a ____ way.

curved

400

List 4 types of precipitation

Rain, snow, sleet, hail

400

What type of front brings thunderstorms?

Cold front

400

When small water droplets freeze and fall, but get swept back up in an updraft many times until they get too heavy and fall, what type of storm is about to happen?

hail storm

400

List one type of high-level cloud

cirrostratus, cirrus, cirrocumulus

400

During a sunny day, _____ breeze occurs because wind blows from a place of high pressure (colder water) to a place of lower pressure (warmer land)

sea

500

If air inside a cloud is below freezing, and air is below freezing on the way down, what type of precipitation will fall?

Snow

500

What type of front brings clouds and long periods of steady rain?

warm front

500

_____ pressure weather systems usually cause storms.

Low

500

What cloud type is vertical and can be found in all three levels?

Cumulonimbus

500

Which heats faster: water or land?

land

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