Spheres of the earth

Which sphere contains all of Earth’s air?

• Hydrosphere

• Geosphere

• Atmosphere

• Biosphere

Answer explanation

The atmosphere is the sphere that contains all of Earth's air, including gases like oxygen and nitrogen. The hydrosphere refers to water, the geosphere refers to land, and the biosphere includes living organisms.

What is part of the hydrosphere?

• Rocks and minerals

• Plants and animals

• Water in rivers and oceans

• Clouds of gases

Answer explanation

The hydrosphere includes all water on Earth, such as water in rivers and oceans. This makes 'Water in rivers and oceans' the correct choice, while rocks, plants, and gases are part of other spheres.

Tags

NGSS.MS-ESS2-4

Which of the following is part of the geosphere?

• Trees

• Mountains and rocks

• Clouds

• Fish

Answer explanation

The geosphere includes the solid parts of the Earth, such as mountains and rocks. Trees are part of the biosphere, clouds belong to the atmosphere, and fish are part of the hydrosphere.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

What does the prefix "bio" mean in the term biosphere?

• Earth

• Water

• Air

• Life

Answer explanation

The prefix "bio" comes from the Greek word for "life." In the term "biosphere," it refers to the global sum of all ecosystems, emphasizing the importance of life in that region of the Earth.

How does the atmosphere help life on Earth?

• It creates landforms

• It protects us from harmful radiation and regulates temperature

• It provides all the water we need

• It holds all the rocks and soil together

Answer explanation

The atmosphere is crucial for life on Earth as it protects us from harmful radiation from the sun and helps regulate temperature, creating a stable environment for living organisms.

Tags

NGSS.MS-ESS2-4

Which example best shows the interaction between the biosphere and hydrosphere?

• A river eroding a rock

• Trees absorbing water from the ground

• The sun heating the ocean

• A volcano erupting

Answer explanation

Trees absorbing water from the ground exemplifies the interaction between the biosphere (living organisms) and hydrosphere (water), as trees rely on water for growth and survival, directly linking the two systems.

Tags

NGSS.MS-ESS2-4

The layer of gases surrounding Earth is called (a)   .

• Biosphere

• Hydrosphere

• Atmosphere

• Geosphere

Answer explanation

The layer of gases surrounding Earth is called the atmosphere. It is essential for life, providing oxygen and protecting us from harmful solar radiation, unlike the biosphere (life), hydrosphere (water), or geosphere (land).

Tags

NGSS.MS-ESS2-6

(a)   describes all the water on Earth.

• Geosphere

• Hydrosphere

• Atmosphere

• Biosphere

Answer explanation

The hydrosphere encompasses all the water on Earth, including oceans, rivers, lakes, and glaciers. In contrast, the geosphere refers to the land, the atmosphere to the air, and the biosphere to living organisms.

Tags

NGSS.MS-ESS2-4

Match the following components with their corresponding spheres on Earth.

• Solid part of the Earth, including rocks and soil

• Biosphere

• Layer of gases surrounding the planet

• Hydrosphere

• All living organisms

• Atmosphere

• All water bodies

• Geosphere

The term that refers to the solid parts of the planet, like rocks, is (a)  

• Geosphere

• Hydrosphere

• Atmosphere

• Biosphere

Answer explanation

The term 'Geosphere' refers to the solid parts of the planet, including rocks and minerals. In contrast, the hydrosphere involves water, the atmosphere refers to gases, and the biosphere encompasses living organisms.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3