Earthquakes and Volcanoes

Molten rock beneath Earth's surface

• lava

• magma

• ash

• vent

Molten rock above Earth's surface

• lava

• magma

• ash

• vent

Two-thirds of the world's volcanoes exist where?

• Ring of Fire

• Circle of Fire

• Ring of Hotspots

• Circle of Hotspots

Earthquake waves are called ___ waves

• seismic

• center

• sound

• ultraviolet

Instrument used to measure earthquakes

• lithograph

• defibrillator

• seismograph

• richtograph

The San Andreas Fault is near which type of plate boundary?

• transform

• convergent

• divergent

What do you call waves of energy sent through Earth's crust when parts of the crust move suddenly?

• thermal waves
• energy waves
• seismic waves
•  magma

An earthquake of 8.5 or higher would do this.

• No damage
• Minor damage
• Major damage
• Can't be detected

Earthquakes occur along these.

• bedrock
• sandstone piles
• plate boundaries
• equatorial lines

What is the measure of the amount of energy released in an earthquake?

• Earthquake
• Epicenter
• Magnitude
• Seismogram