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Landforms
Earth's Layers
Slow Changes
Quick Changes
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100

The low land between mountains or hills.

Valley

100

This layer of the earth is made of solid rock.

Crust

100

This process happens when rocks break into smaller pieces.

Weathering

100

This happens when Earth's crust push, pull, and slide.

Earthquake

100

A large crater int he ground is one effect of a rapid change that can happen on Earth.  What causes a crater to form?

A volcanic eruption

200

This landform is much higher than the surrounding land.

Mountain


200

______________ sit on the Earth's crust.

Landforms

200

This happens when soil, rocks, or sand are moved.

Erosion

200

When rivers, lakes, or streams get too full it can cause a ___________

Flood

200
What is the difference between canyons and valleys?

Canyons have steep walls.

300
Flat land that spreads out over a long distance.

Plain

300

This layer is made of liquid metals.

Outer Core

300

What happens to the water as it falls into the cracks of rock?

It freezes

300

A mountain made of cooled lava, ash, or other materials is called a __________.

Volcano

300

How does land change if a volcano explodes?

It can add new land.

400
A valley with steep sides.
Canyon
400

This layer is made of solid metals and is at the center of the Earth

Inner Core

400
When rocks and soil in a river are dropped it makes a landform called a ____________.

Delta

400

Lightning can cause a ___________.

Forest Fire

400

Once melted rock reaches earth's surface it is called ____________.

lava

500

A flat piece of land that is much higher than the land around it.

Plateau

500

This layer is made of soft, hot rock.

Mantle

500

What are three things that can cause erosion?

Wind, water, glaciers

500

When a flood loosens the dirt on a hill or mountain, it can cause a ___________.

Mudslide

500

Melted rock that is below earth's surface is called _________.

Magma