Water Cycle & Weather Instruments

Front

What is the water cycle?

Back

The continuous process by which water moves from the Earth's surface to the atmosphere and back, involving evaporation, condensation, and precipitation.

Front

What instrument measures wind speed?

Back

An anemometer measures wind speed.

Front

What instrument measures wind direction?

Back

A wind vane measures wind direction.

Front

What is evaporation?

Back

The change of state from a liquid to a gas, such as when water turns into vapor.

Front

What is condensation?

Back

The process by which water vapor in the air cools and changes back into liquid water, forming clouds.

Front

What is transpiration?

Back

The evaporation of water from the leaves of plants and trees.

Front

What does a barometer measure?

Back

A barometer measures atmospheric pressure.

Front

What is precipitation?

Back

Any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface, such as rain, snow, sleet, or hail.

Front

What is a hygrometer used for?

Back

A hygrometer measures the humidity or moisture content in the air.

Front

What is groundwater?

Back

Water that is stored underground in soil and rock layers.