Forces Within Earth

What is stress?

• speed at which seismic waves travel

• point at which rocks fail and generate an earthquake

• force per unit area

• measure of the deformation of rocks

What happens to a rock that undergoes elastic deformation once the stress is removed?

• It returns to its original shape.

• It breaks to generate an earthquake.

• It undergoes plastic deformation.

• It does not change shape.

Which type of fault is shown?

• Shear

• Normal

• Reverse

• Strike Slip

Which type of force caused this fault to form?

• Compression

• Tension

• Shear

• Divergent

In which direction is the movement in this type of fault?

• horizontal

• horizontal and vertical

• side-to-side

• vertical

What was the Animordle today?

• Human

• Viper

• Adder

• Whale

• Llama