Earthquake Swarms

​Mr. Ortega

​What causes Earthquake Swarms?

Multiple Select

What are the TWO common causes of earthquake swarms?

• Volcanic Activity

• Slippage Along Faults

• Seismogram Activity

• Patterns in Seismic Activity

Multiple Choice

What might happen to a volcano that has a pattern of earthquake swarms?

• An earthquake might be happening

• The plates might be colliding

• An eruption/explosiion might be likely

• A mountain range might be made

Multiple Select

What causes earthquake swarms around a volcano?

• Gases in the magma beneath the volcano

• Plates colliding repeatedly

• Upward movement of magma

• The volcano erupting/exploding

​WHAT HAPPENED AT MT ST HELENS?

​Volcanic Activity vs. Plate Slippage

Multiple Choice

Volcanic earthquakes occur/happen where?

• Deep under the surface

• Near the surface

• In the Earth's mantle

• Near the Earth's core

Plate slippage/fault

Earthquake swams

Multiple Choice

How are fault earthquake swarms different?

• They happen more frequenly

• They happen in a different layer

• They are shallower in the Earth

• They are deeper in the Earth