Earth's Spheres

Front

What are the four main spheres of Earth?

Back

The four main spheres of Earth are the biosphere, atmosphere, hydrosphere, and geosphere.

Front

What is the biosphere?

Back

The biosphere is the global sum of all ecosystems, where life exists, including land, water, and the atmosphere.

Tags

NGSS.MS-LS2-2

Front

What is the atmosphere?

Back

The atmosphere is the layer of gases surrounding Earth, essential for weather, climate, and supporting life.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Front

What is the hydrosphere?

Back

The hydrosphere encompasses all water on Earth, including oceans, rivers, lakes, and ice.

Tags

NGSS.MS-ESS2-4

Front

What is the geosphere?

Back

The geosphere refers to the solid parts of Earth, including rocks, soil, and the landforms.

Front

How do the biosphere and atmosphere interact?

Back

The biosphere and atmosphere interact through processes like photosynthesis, respiration, and the exchange of gases.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is the cryosphere?

Back

The cryosphere includes all frozen water on Earth, such as glaciers, ice caps, and sea ice.

Front

Give an example of an interaction between the geosphere and atmosphere.

Back

An example is volcanic eruptions, where ash and gases are released into the atmosphere.

Tags

NGSS.MS-ESS2-2

Front

What role does the hydrosphere play in the biosphere?

Back

The hydrosphere provides essential water resources for plants and animals in the biosphere.

Tags

NGSS.MS-ESS2-4

Front

How does climate affect the biosphere?

Back

Climate influences the types of ecosystems that can thrive in a region, affecting biodiversity.

Tags

NGSS.MS-ESS2-6

NGSS.MS-LS2-4