8 - Unit 4, Section 4 - Days 1 and 2

Forces That Shape Earth

Unit 4, Section 4 - Days 1 and 2

Open Ended

What's going on in this picture?

Open Ended

What is the purpose of subsidence and uplift?

Stress, Strain, and Types of Rock

​Type of Stress / Strength of Rock	​Type of Strain
​Small Stress / Strong Rocks	​Elastic Strain
​Weak Rocks / Hot Rocks	Plastic Strain​

Multiple Choice

Shale is a brittle rock that breaks easily. It will most likely undergo:

• Plastic Strain.

• Elastic Strain.

Multiple Choice

Granite is a strong rock. When a small stress is appleid to it, it will temporarily change its shape, but return back to its original shape once the stress is removed. This is an example of:

• Elastic Strain.

• Plastic Strain.