Earthquake Review

The earth’s crust is

• one piece
• always moving
• never moving

Small movements of the earth’s crust that you may or may not feel are called

• earthquakes
• hurricanes
• volcanic eruptions

Energy that carry vibrations are called

• earthquake waves
• gound waves
• seismic waves

What is the force that squeezes rocks together, stretches or pulls them apart, or pushes them into different directions.

• seismic waves
• fault
• stress

A break in the crust is called a

• fault
• fold
• epicenter

Plates slide past each other

• Normal
• Reverse
• Strike Slip

Plate moves up

• Normal
• Reverse
• Strike slip

Block moves down

• Normal
• Reverse
• Strike Slip

Himalayan Mts.

• normal fault
• reverse fault
• strike slip

San Andreas is a

• normal fault
• reverse fault
• strike slip