1. What type of weathering caused the rock to break? 2. What type of weathering caused the formation...

1. What type of weathering caused the rock to break?

2. What type of weathering caused the formation of the stalactites and the stalagmites?

3. What type of weathering caused the rocks to break?

4. What is happening in the picture?5. How can you prevent this?

Mechanical weatheringIce-wedging, freeze thaw Chemical weathering

Rock chemically changing

Mechanical weatheringTree root getting bigger Mechanical weathering, Wind erosion

Planting trees

Definition Vocabulary Word

1Breaks down rock and changes the rock composition

2The movement of rock materials

3Rain or snow containing high concentration of acids

4The material that causes the Most amount or weathering

5Breaking down rock without changing the composition

6Acids produced by lichens breaking down rock

7Water freezing and thawing to break rocks

8 Iron becoming rust

9Breaking down rock into smaller pieces

10The force(s) that causes erosion

Weathering

Mechanical weathering

Chemical weathering

Physical weathering

Erosion

Acid precipitation

Ice wedging

Gravity

Chemical weathering

Erosion

Acid precipitation

Mechanical/Physical weathering

Chemical weathering

Ice wedging

Chemical weathering

Weathering

Wind, Water, Ice, Gravity

Vocabulary Writing on mini white board

I give the definition, you write the vocabulary word on the

mini-board.

Example

DefinitionVocabulary

The process of breaking rocks into

smaller pieces.Weathering

Breaking down rock without changing the

rock composition

Mechanical weathering

Rain or snow that contains high

concentration of acids

Acid Precipitatio

The movement of rock particles from

one place to anotherErosion

Water freezing and expanding to break

Ice wedging or

Freeze-thaw

Breaking down rock by chemically

changing the rock composition

Chemical weathering

Iron becoming rust is an example of this type of weathering

Chemical weathering

The thing that causes the greatest amount of weathering and

erosion

Acids produced by lichens to break down rock is an example of

this type of weathering

Chemical weathering

The forces that can cause weathering

and/or erosion

Wind, Water, Ice,

Gravity

Look at each picture and decide if it is an example or chemical weathering or

mechanical weathering

Chemical Weathering

MechanicalWeatheringor

Use white board:

And write

Ch Chemical

M Mechanical

Ice Wedging

Chemical Weathering

The rocks have changed to Stalagmites and Stalactites

Chemical Weathering

Stalactites

Stalagmites

Ice Wedging

Chemical Weathering

The iron in the soil is rusting (changing)

Chemical Weathering

Tree roots expanding

Chemical Weathering

The iron nails are rusting (changing)

Chemical Weathering

“Dust Bowl” Wind weathering and erosion

Chemical Weathering

“Lichens” growing on the rock and changing the surface

Chemical Weathering

Brown area

Both chemical and mechanical:Tree roots, water, acid,

everything

Chemical Weathering

The metal is rusting (changing)

Chemical Weathering

1. What type of weathering caused the rock to break? 2. What type of weathering caused the formation...

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Transcript of 1. What type of weathering caused the rock to break? 2. What type of weathering caused the formation...

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