created by science teachers unit 4 lesson 4-5 100 200 400 300 400 changestimeforcesagents 300 200...

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Created by Science Teachers Unit 4 Lesson 4- 5

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Created by Science Teachers

Unit 4 Lesson 4-5

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Changes Time Forces Agents

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1,2

Build up ofland formations

What are constructive forces?

Row 1, Col 1

The carrying away of materials from one

place to another

What is erosion?

1,3

Breakdown ofland formations

What are destructive forces?

1,4

A natural structure onon the Earth’s surface

(ex. mountain, valley, plain, plateau…)

What is a landform?

2,1

Deep valleys with steep sides created

by rivers

What is a canyon?

2,2

An area of land at the mouth of a river where

deposits of eroded materials have been

built up

What is a delta?

2,3

How water continuouslymoves between the ocean, the sky, and

the land

What is a water cycle?

2,4

A landform with a steep slope and a high peak

What is a mountain?

3,1

An area where sand meets the sea and/or

lake

What is a beach?

3,2

U and V shapedlow areas of land

What is a valley?

3,3

High, steep, or overhanging face of rock

What is a cliff?

3,4

The breaking downand wearing away of

rock material

What is weathering?

4,1

A hollow or naturalpassage under the Earth

What is a cave?

4,2

A mountain built up fromhardened lava and rockthat have erupted out

of the Earth

What is a volcano?

4,3

Flat land found farabove sea level

What is a plateau?

4,4

A large body of movingice

What is a glacier?

5,1

Continental drift; Movement of the

Earth’s crust

What is plate tectonics?

5,2

Melted rock

What is magma?

5,3

A wide area of flat land

What is a plain?

5,4

Moving air

What is wind?