Instruments
Units of Measure
Definitions
Clouds
Water Cycle
100
This instrument measures temperature.
What is a thermometer?
100
This unit measures temperature.
What are degrees?
100
The condition of the atmosphere at a particular time and place.
What is weather?
100
Occurs when enough water vapor condenses and water molecules cling together in the sky.
What is a cloud?
100
Caused when water is heated by the sun and it turns into water vapor.
What is evaporation?
200
This instrument measures wind direction.
What is a wind vane?
200
These are two different scales used to measure temperature.
What are degrees Celsius and degrees Fahrenheit?
200
The force exerted by the weight of the atmosphere on a unit area.
What is air pressure?
200
Heaped up, puffy looking clouds that look like cotton balls. They are usually seen on sunny days and are sometimes called fair-weather clouds.
What are cumulus clouds?
200
Occurs when water vapor changes back into liquid water.
What is condensation?
300
This instrument measures wind speed.
What is an anemometer?
300
The unit used to measure air pressure.
What is millibar?
300
The measure of the amount of water vapor in the air.
What is humidity?
300
Wispy clouds that appear patchy. They form very high in the atmosphere where is is very cold. They are made up of ice rather than water droplets.
What are cirrus clouds?
300
Water that returns to the earth from the clouds.
What is precipitation?
400
This instrument measures air pressure.
What is a barometer?
400
The way wind direction is measured.
What is North, South, East, West
400
The direction from which the wind is coming from.
What is wind direction?
400
Layered clouds that are low in the sky. They usually produce rain.
What are stratus clouds.
400
Water that comes back to the earth then travels to return to lakes,streams, rivers, and the ocean.
What is run-off?
500
This instrument measures the amount of precipitation.
What is a rain gauge?
500
The way wind speed is measured.
What is miles per hour or What is the Beaufort Scale?
500
The layer of the atmosphere where weather occurs.
What is the troposphere?
500
The amount of the sky that is taken up by the clouds.
What is cloud cover?
500
Water in the form of a gas.
What is water vapor?
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