Water Cycle
Clouds
Weather
Vocabulary
100
Nature’s way of recycling water.
What is the water cycle?
100
Gray clouds that cover the lower part of the sky; rain or snow falls from them
What are stratus clouds?
100
The state of the air at a certain time and place
What is weather?
200
The process of water changing into an invisible gas called water vapor
What is evaporation?
200
White, puffy clouds that look like piles of cotton; they are known as fair-weather clouds
What are cumulus clouds?
200
Scientists who study weather
Who are meteorologists?
300

Water that falls from the clouds as rain, snow, hail or sleet, collects in the oceans, rivers, lakes, streams.

What is collection?

300
Thin, feathery clouds that appear high in the sky; they are a sign that rain or snow is on the way
What are cirrus clouds?
300
Instrument that shows wind direction
What is a wind vane?
400
The process of water vapor turning into water droplets
What is condensation?
400
Cloud that forms at the earth’s surface
What is fog?
400
Measures wind speed
What is an anemometer?
500

Amount of water vapor in the air

What is humidity?

500
Tall, dark clouds that mean thunderstorms with heavy rain and strong winds
What are cumulonimbus clouds?
500
The weather of a place over a long time
What is climate?
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