Earth's Spheres, the Atmosphere, and the Water Cycle

Front

What is the process by which plants release moisture into the atmosphere?

Back

Transpiration is the process by which plants release moisture into the atmosphere.

Front

How is the water cycle important for all life on Earth?

Back

The water cycle is important because it provides fresh water, which is essential for all living things.

Front

What is the process in which Earth's water is constantly recycled from a liquid to a gas and back to a liquid?

Back

The water cycle is the process in which Earth's water is constantly recycled from a liquid to a gas and back to a liquid.

Front

What is water that flows over the land and goes back into the ocean?

Back

Runoff is water that flows over the land and goes back into the ocean.

Front

What is the layer of air that surrounds the Earth?

Back

The atmosphere is the layer of air that surrounds the Earth.

Front

What is evaporation?

Back

Evaporation is the process where liquid water turns into water vapor (gas) due to heat.

Front

What is condensation?

Back

Condensation is the process where water vapor cools and changes back into liquid water, forming clouds.

Front

What is precipitation?

Back

Precipitation is any form of water that falls from the atmosphere to the Earth's surface, such as rain, snow, sleet, or hail.

Front

What is groundwater?

Back

Groundwater is water that is stored underground in soil and rock layers.

Front

What is the hydrosphere?

Back

The hydrosphere includes all the water on Earth, including oceans, rivers, lakes, and groundwater.