Earth's Spheres
Earth's Layers
The Biosphere
Exploring Earth
Earth Models
100

Made up of all the water on Earth.

What is the hydrosphere?

100

The first layer of the Earth.

What is the crust?

100

Large areas on Earth that have the same climate.

What is a biome?

100

What is a group of mountains that are close in shape and structure.

What is a mountain range?

100

A flat model of all or part of Earth’s surface as seen from above

What is a map?

200

Made up of all the rocks and minerals on Earth.

What is the geosphere?

200

The second layer of the Earth.

What is the mantle?

200

The type of average weather and temperature for an area.

What is climate?

200

The shape of the land that includes the area’s elevation, relief, and landforms.

What is topography?

200

A sphere that represents Earth’s entire surface.

What is a globe?

300

Made up of all the life on Earth.

What is the biosphere?

300

The third layer of the Earth.

What is the outer core?

300

Open regions that are dominated by grass and have a warm, dry climate.

What is a grassland?

300

The height above sea level.

What is elevation?

300

Differences in degrees from either the equator or prime meridian.

What is latitude and longitude?

400

Made up of all the gasses and air on Earth.

What is the atmosphere?

400

The fourth layer of the Earth.

What is the inner core?

400

Area dominated by trees, and contain most of the world’s insects, birds, and mammals.

What is a forest?

400

The difference between the highest elevation and the lowest elevation in an area.

What is relief?

400

An imaginary line between the North and South Poles dividing the Earth into Northern and Southern hemispheres

What is the equator?

500

Describe how two or more of the spheres interact

Up to teacher

500

The solid outer section of the Earth, which includes the crust and rigid upper part of the mantle.

What is the lithosphere?

500

A vast, flat, treeless cold region.

What is a tundra?

500

A large area of land that is made up of one type of landform.

What is a landform region?

500

An imaginary line connecting North and South poles dividing Earth into Western and Eastern hemispheres

What is the prime meridian?

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