Water Cycle
Clouds
Weather Vocabulary
Measuring and Predicting Weather
Air Masses
100
The change from liquid water to water vapor.
What is evaporation?
100
Thick, white, puffy clouds.
What are cumulus clouds?
100
A scientist who studies and measures weather conditions.
What is a meteorologist?
100
A tool used to measure the direction of air flow.
What is a wind vane?
100
The layer of air surrounding Earth is also known as this.
What is atmosphere.
200
The process of water vapor, a gas, changing to a liquid.
What is condensation?
200
Flat layers of clouds that form close to Earth's surface.
What are stratus clouds?
200
The amount of water vapor in the air.
What is humidity?
200
Meteorologists use this to collect and measure rainfall.
What is a rain gauge?
200
This is caused when air masses move and interact.
What is weather?
300
This large star heats the Earth and helps speed up evaporation.
What is the sun?
300
Feathery clouds that form high in the atmosphere when water vapor turns to tiny crystals of ice.
What are cirrus clouds?
300
The boundary across which two different air masses touch each other.
What is a front?
300
Evangelista Torricelli invented this weather tool.
What is a barometer?
300
A cold front forms when this happens.
What is a cold air mass bumps into a warm air mass?
400
Any form of water falling from the air to the Earth's surface.
What is precipitation?
400
When water vapor in a warm air mass cools and condenses into clouds, the type of front responsible.
What is a cold front?
400
This happens to air when there is an area of low pressure nearby.
What is the air moves toward the area of low pressure?
400
A tool that measures air pressure.
What is a barometer?
400
One way greenhouse gasses are beneficial.
What is keeps the Earth warm?
500
What happens when moist air cools and water vapor condenses.
What is clouds form?
500
Scientists have classified types of clouds since this year.
What is 1803?
500
The flow of water that occurs on the Earth's surface when there is an excessive amount of precipitation.
What is runoff?
500
The correct spelling of the tool that measures wind speed.
What is anemometer?
500
The front that often brings strong winds and brief, heavy precipitation.
What is a cold front?
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