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Did You Know?. Did you know that our Earth is changing everyday? Some changes happen quickly. Example- VolcanoSome changes happen slowly. Example- Weathering and Erosion. What is Weathering and Erosion?. Weathering- is the breaking down of rocks.This is caused by- wind, water, ice, and root growth.Erosion- is the movement of rocks from one place to another. This is caused by- wind, water, and gravity..
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1. Weathering and Erosion Objective: Define and identify two types of slow processes that change the landforms on our Earth.
2. Did You Know? Did you know that our Earth is changing everyday?
Some changes happen quickly.
Example- Volcano
Some changes happen slowly.
Example- Weathering and Erosion
3. What is Weathering and Erosion? Weathering- is the breaking down of rocks.
This is caused by- wind, water, ice, and root growth.
Erosion- is the movement of rocks from one place to another. This is caused by- wind, water, and gravity.
4. $1,000,000.01 Questions! Where does sand come from?
-from larger pieces of rock
How is sand made?
-from weathering~ wind, water, ice,
root growth
5. Let’s look at how landforms can weather and erode by the wind.
7. This rock has
been weathered
by the wind.
Pieces of the rock
eroded away by
the wind
8. More landforms that have weathered and eroded by the wind.
12. Let’s look at how landforms can weather and erode by water.
15. More landforms that have been weathered and eroded by water.
17. Let’s look at how landforms can weather by ice and erode by gravity.
21. Let’s look at how landforms can weather by root growth and erode by gravity.
26. Let’s review weathering and erosion with a song!!! Written by: Ms. Rich
Sung by: A Class Full of Geologists