Weather And Erosion Weather And Erosion ProjectProject

By Taylor, Hannah, and By Taylor, Hannah, and AaronAaron

How was the Grand How was the Grand CanyonCanyon formed?¿?formed?¿?

Activity 1Activity 1

Erosion…Erosion…Ice- Water freezes into Ice- Water freezes into cracks causing it to cracks causing it to expand.expand.Water- The Colorado Water- The Colorado River broke away rocks River broke away rocks causing the canyon to causing the canyon to form.form.Wind- Wind caused Wind- Wind caused abrasion which made abrasion which made the canyon break down.the canyon break down.

VolcanismVolcanism

When volcanoes erupt, the lava When volcanoes erupt, the lava hardens and starts to form more hardens and starts to form more land.land.

Continental DriftContinental Drift

Continental Drift is when plates push Continental Drift is when plates push together forming the land to move together forming the land to move upward.upward.

How did it happen?How did it happen?

Activity 2Activity 2

These are the steps…These are the steps…

The river is starting to break away the Canyon.

The river has completely broken down the canyon.

When did all this happen?¿?When did all this happen?¿?

Activity 3 Activity 3

Time LineTime LineThe Earth was formed about 5 billion years ago.The Earth was formed about 5 billion years ago. 1.25 billion years ago the Bass Formation was 1.25 billion years ago the Bass Formation was formed.formed.About 1.2 billion years ago the first sedimentary About 1.2 billion years ago the first sedimentary rock was laid down.rock was laid down.1.2 billion years ago the Hakatai Shale was 1.2 billion years ago the Hakatai Shale was formed.formed.1.19 billion years ago the Dox Formation was 1.19 billion years ago the Dox Formation was formed.formed.Between 1.25 and 1.1 billion years ago the Between 1.25 and 1.1 billion years ago the Cardenas Basalts were formed.Cardenas Basalts were formed.Between 1 billion and 825 million the Chuar Between 1 billion and 825 million the Chuar Group was formed.Group was formed.

Time LineTime Line550 million years ago the 550 million years ago the Tapeats Sandstone was Tapeats Sandstone was formed.formed.540 million years ago the 540 million years ago the Bright Angel Shale was Bright Angel Shale was formed.formed.530 million years ago the 530 million years ago the Muav Limestone was Muav Limestone was formed.formed.330 million years ago the 330 million years ago the Redwall Limestone was Redwall Limestone was formed.formed.300 million years ago the 300 million years ago the Supai Group was formed.Supai Group was formed.280 million years ago the 280 million years ago the Hermit Shale was formed.Hermit Shale was formed.

Time Line Time Line 270 million years ago the 270 million years ago the Coconino Sandstone was Coconino Sandstone was formed.formed.260 million years ago the 260 million years ago the Toroweap Formation was Toroweap Formation was formed.formed.250 million years ago the 250 million years ago the Kaibab Limestone was Kaibab Limestone was formed.formed.The Colorado River caused The Colorado River caused the layers to break away.the layers to break away.The Colorado Plateau help The Colorado Plateau help uplift the layers causing uplift the layers causing them to break down.them to break down.

How the Grand Canyon was How the Grand Canyon was formed by the Colorado River formed by the Colorado River

over time?¿?over time?¿?

Activity 4Activity 4

This is how it was formed…This is how it was formed…

The Grand CanyonThe Grand Canyon

Activity 5Activity 5

The Grand Canyon…The Grand Canyon…

Water erosion

Wind erosion

Layers

Differences and Similarities of the Differences and Similarities of the Grand Canyon and the Bryce Grand Canyon and the Bryce

Canyon.Canyon.

Activity 6Activity 6

Similarities and DifferencesSimilarities and DifferencesSimilaritiesSimilarities

They both have the They both have the same colors.same colors.

They both have They both have layers.layers.

DifferencesDifferences

The Bryce Canyon The Bryce Canyon has more points.has more points.

The Grand Canyon The Grand Canyon has less amount of has less amount of ledges.ledges.

Bryce Canyon

Grand Canyon

Pictures of ErosionPictures of Erosion

Activity 7Activity 7

Pictures..Pictures..

This is where water and wind erosion occurred.

This is an example of running water erosion.

More Pictures…More Pictures…

This is where water washed the dirt and grass away, leaving just the cement.

This is running water erosion that ran down hill.

Weather and Erosion ProjectWeather and Erosion Project

By By Taylor☻Taylor☻Hannah☻Hannah☻Aaron☻Aaron☻

Sponsored by Mr. Sciarrotta’s Science Sponsored by Mr. Sciarrotta’s Science LabLab