Earthquakes and Volcanoes

Which scale measures the intensity of the ground movement?

• Mercalli Scale
• Richter Scale
• Seismogram Scale
• Bernoulli Scale

Waves that travel through the earth are called....?

• Energy Waves

• Sonic Waves

• Seismic Waves

What is the shaking of Earth's crust as built-up energy is released.

• earthquake

• epicenter

• fault

• focus

The point beneath Earth's surface where rock that is under stress breaks, triggering an earthquake.

• Earthquake

• Epicenter

• Focus

• Fault

What do you call melted rock below the Earth's surface?

• lava
• fault
• focus
• magma

Which earthquake wave is the most destructive?

• P waves
• S waves
• surface waves
• tsunami waves

An earthquake of 3.0 would do this.

• Complete destruction
• Some damage
• No damage, just shaking
• Earthquakes can't be 3.0

What is the name of the instrument used to measure the waves of an earthquake?

• Richter Scale
• Octograph
• Seismograph
• Fault detecor

An earthquake of 8.5 or higher would do this.

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

The formation of the Hawaiian Islands is one example of

• volcanoes forming over a hot spot

• volcanoes forming along a plate boundary

• Volcanoes forming along the Mid-Atlantic Ridge

• Hawaii is not formed from a volcano