Earthquakes, Volcanoes, and Plate Tectonics

This famous fault in California has a lot of earthquakes!

• New Madrid

• Denali Fault

• Ramapo Seismic Zone

• San Andreas Fault

What is the record of an earthquake's seismic waves produced by a seismograph?

• Richter
• magnitude
• seismogram

What is the main cause of most earthquakes?

• human activity
• hurricanes
• changes in temperature in Earth's mantle
• pressure deep within the Earth (from rocks crashing) that is being released

Features formed at divergent boundaries are called?

• mountains
• earthquakes
• rift valleys

What type of boundary is shown in the diagram?

• Divergent

• Convergent

• Slide/Transform

The movement of Earth's crust along plate boundaries produces

• earthquakes
• volcanoes
• moutains
• All of these options. 

What are underwater mountain ranges called?

• boundaries
• mid-ocean ridges
• rift valleys

The image shows the Mid Atlantic Ridge. Which type of boundary occurs at this ridge where the ocean floor is spreading apart? 

• convergent
• divergent 
• transform fault

Two plates move toward each other at what?

• convergent boundary
• transform boundary
• divergent boundary

The area around the Pacific Ocean where lots of earthquakes and volcanoes happen is called the ____________.

• Ring of Earth
• Ring of Fire
• Ring of Stone
• Ring of Diamond