1. The Earth
The Earth’s Surface Changes Slowly OR Quickly
Teacher Page

2. Objective: Describe how wind and water move and change things.
Related Vocabulary:
Weathering - the process by which rock becomes soil.
Chemical weathering - such as acid rain
Biological weathering - such as by growing things
Erosion - the movement of weathered materials.
Activity:
1. The students will identify examples of weathering and erosion.
2. The students will differentiate between slow and fast weathering.
3. The students will identify the different causes of erosion.
Process:
1. The teacher will click through each of the slides, reading as she/he does so.
2. Each slide is self-explanatory but the teacher should run through the lesson prior to presenting it to the students.
Related Activity:
Each lesson is followed by a journal activity of some kind.

3. SLOW EROSION OR FAST EROSION Okay boys and girls.
I’m your host, Mr. Weather-bee.
Now, let’s play that game that really
moves the earth!
Let’s play . . .
SLOW EROSION OR
FAST EROSION

4. Contestant #1: What is the meaning of the word WEATHERING?
Is it when. . .
A. Rock becomes soil
OR when. . .
B. Soil becomes rock ?

5. Did you choose answer A?
You are correct!
Let’s move on to our next question.

6. Contestant #2: What is the meaning of the word EROSION?
Does it mean . . .
A. the movement of clouds OR
B. the movement of weathered materials?

7. Did you choose answer B?
Good for you! You are Great!
We have a tie! Let’s go to our tie-breaker questions.

8. Look at the 2 examples of WEATHERING
Biological
Are these slow or
fast?
Chemical

9. SLOW WEATHERING If you said that these types of weathering are . . .
THEN, YOU ARE CORRECT!
Let’s try that 2nd
tie-breaker question!

10. Which of these caused the EROSION in the following pictures?
EROSION is caused by many things. It can be caused by
Wind Water People
Which of these caused the EROSION in the following pictures?

11. Choose 1 button.

12. You chose the correct type of cause.
Wind
EXCELLENT! LET’S MOVE ON!

13. Choose 1 button.

14. You chose
You did it again!
You are GREAT!
Water

15. JOURNAL:
Can you think of some ways that weathering and erosion can be harmful to our earth ?
What are some things that can stop weathering or erosion from happening?

16. Well contestants, that’s the end of our game!
You all did such a GREAT job!
Give yourselves a GREAT
BIG HAND!

17. Click Here
This button will take you back to the first slide.