Weathering and erosion

WEATHERING AND

EROSIONLandforms

Palmer – 5th Grade

LESSON GOAL

I understand, recognize, and explain how weathering and erosion create and change landforms on earth

REVIEWLast lesson, we learned how the earth’s tectonic plates move and create mountains, volcanoes, and earthquakes.

REVIEW

INTRODUCTION

In this lesson, we will learn how land changes and moves and learn some new landforms.

INTRODUCTION

INTRODUCTION

VOCABULARY

For this lesson, we will need some vocabulary and notes in our notebooks.

PHYSICAL WEATHERIN

GThe breaking

down of land by wind, water, or

ice.

WEATHERING

PHYSICAL WEATHERIN

G

1. Give an example of physical weathering.

CHEMICAL WEATHERIN

GThe breaking

down of land by acids and gases

WEATHERING

CHEMICAL WEATHERIN

G

2. Give an example of chemical weathering.

WEATHERING

WEATHERING

WEATHERING

3. Does weathering change the earth’s surface quickly or slowly?

EROSION

When land is moved from one place to another by wind, water,

ice, or gravity

EROSION

EROSION

EROSION

4. What is it called when land is moved to a different place?

SEDIMENTDirt, rocks, and

sand that is moved by

erosion

DEPOSITIONWhen sediment is deposited, or left after being

moved by erosion

DUNESediment

deposited by wind and piled

into hills

DELTASediment

deposited at the end of a

riveror stream

DEPOSITION

DEPOSITION

DEPOSITION

6. Where do we normally find deltas?

DEPOSITION

7. Where do we normally find sand dunes?

MASS WASTING

When a large amount of land

moves downhill

LANDSLIDEWhen land

moves downhill from

gravity

AVALANCHEWhen a landslide

is caused by a large amount

of snow sliding downhill

MASS WASTING

DEPOSITION

8. What force mainly causes mass wasting?

HUMAN EFFECT

The way humans change the land

HUMAN EFFECT

HUMAN EFFECT

9. What is a way humans can effect the land?

CONCLUSION

CONCLUSION

HUMAN EFFECT

10. Name three ways land can change over time.

MAGIC SCHOOL BUS

LESSON GOAL

I understand, recognize, and explain how weathering and erosion create and change landforms on earth