4 th Grade Weather and Water Cycle Vocabulary Mrs. Thornburg’s version

What do we call the constant movement of water from Earth’s surface to the atmosphere and back to Earth’s surface?

Water Cycle

What do we call the process by which a gas changes into a liquid?

Condensation

What do we call the process by which a liquid changes into a gas?

Evaporation

What do we call water that falls from clouds to the Earth?

Precipitation

What do we call the storage of water in a lake, pond, ocean, or river after it falls from the clouds?

Collection

What do we call a measurement of the amount of water vapor in the air?

Humidity

What do we call the condition of the atmosphere at a certain place and time?

Weather

What do we call the pattern of weather an area experiences over a long period of time?

Climate

What do we call a stream of water that flows like a river through the ocean?

Current

What do we call someone who studies weather?

Meteorologist

What do we call the study of weather?

Meteorology

What do we call a weather instrument that measures air pressure?

Barometer

What do we call a weather instrument that measures wind speed?

Anemometer

What do we call a weather instrument that measures temperature?

Thermometer

What do we call an instrument that collects the water amount over a period of time?

Rain Gauge

What do we call a large body of air that has similar temperature and humidity throughout?

Air mass

What do we call a place where two air masses meet?

Front