Earth's Spheres

Front

What is the biosphere?

Back

The biosphere is the sphere of Earth that includes all living things, such as plants, animals, and microorganisms.

Front

What is the atmosphere?

Back

The atmosphere is the layer of gases that surrounds the Earth, including oxygen, nitrogen, and carbon dioxide.

Front

What is the hydrosphere?

Back

The hydrosphere includes all the water on Earth, including oceans, rivers, lakes, and water vapor in the atmosphere.

Front

What is the geosphere?

Back

The geosphere is the solid part of the Earth, including rocks, soil, and the Earth's interior.

Front

What is the exosphere?

Back

The exosphere is not one of Earth's main spheres; it is the outermost layer of the atmosphere, where the atmosphere thins out into space.

Front

How do the biosphere and geosphere interact?

Back

The biosphere and geosphere interact through processes like plant growth, where roots penetrate the soil, and animals that burrow into the ground.

Front

How do the hydrosphere and geosphere interact?

Back

The hydrosphere and geosphere interact through erosion, where water moves soil and rocks to new locations.

Front

What role does the atmosphere play in weather?

Back

The atmosphere contains the gases that create weather patterns, including clouds, rain, and wind.

Front

What is an example of an interaction between the biosphere and hydrosphere?

Back

An example is how plants absorb water from the soil, which is part of the hydrosphere.

Front

What is the importance of the atmosphere for living organisms?

Back

The atmosphere provides essential gases like oxygen for respiration and carbon dioxide for photosynthesis.