Earth’s Spheres
Sphere Interactions
Topography Basics
Landforms & Forces
Maps & Models
100

The layer of gases surrounding Earth.

What is the Atmosphere?

100

Rain nourishes the soil, helping plants grow. Which two spheres are interacting?

What are the Hydrosphere and Biosphere?

100

The shape of the land is called this.

What is Topography?

100

A tall landform with high elevation.

What is a Mountain?

100

Forces that build up and break down land are called...

(2)

Constructive and Destructive Forces 

200

All the frozen parts of water on Earth.

What is the Cryosphere?

200

Volcanic eruptions release gases and ash. Which spheres are interacting?

What are the Geosphere and Atmosphere?

200

The height above sea level.

What is Elevation?

200

A landform created where a river meets the ocean.

What is a Delta?

200

Lines on a topographic map that show elevation, relief, and slope.

What are Contour Lines?

300

Earth’s solid parts, such as rocks, soil, and landforms.

What is the Geosphere?

300

Ocean waves erode coastlines. Which spheres are interacting?

What are the Hydrosphere and Geosphere?

300

The difference between the highest and lowest points of an area.

What is Relief?

300

I have a very steep slope, with a long flat top. What am I?

Plateau

300

Closely spaced contour lines mean this about the land.

What is Steep Land (or slope)?

400

Which two spheres together include clouds?

What are the Atmosphere and Hydrosphere?

400

Name two spheres of the earth that a bird flying in the air would be interacting with.

Biosphere and Atmosphere 

400

A valley with an elevation of 200 m lies next to a hilltop of 650 m. What is the relief of the area?

What is 450 m?

400

Land along the edge of an ocean or sea.

What is a Coastline?

400

Sand piled up by the wind

What are sand dunes?

500

Which sphere contains plants, animals, and people?

What is the Biosphere?

500

The sun’s energy heats water, turning it into vapor. Which spheres are interacting?

What are the Hydrosphere and Atmosphere?

500

Steep and flat areas can be compared using this measurement.

What is Relief?

500

Name one destructive force that wears down land.

What is rain, wind, ice, or fire?

500

Widely spaced contour lines mean this about the land.

What is Flat Land (or gentle slope)?

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