Plate Tectonics, EQ, and Volcanoes

A feature that forms in Earth´s crust when molten material reaches the surface is called a ____________________.

• Mountain

• Volcano

• Rift Valley

• Deep Ocean Trench

Ocean-Ocean Convergent boundaries form these.

• Hot Spots
• Continental Arcs
• Island Arcs
• Calderas

TRUE or FALSE: Volcanoes form along the mid-ocean ridges, where two plates move together.

If false change the underlined word to make it true.

• TRUE

• FALSE: apart

• FASLE: past each other

Non-explosive, gently sloping volcano made of flat layers of lava

• Cinder cone

• Shield

• Composite

• Transform

Theory that Earth's crust is divided into plates & the plates move around on the mantle

• Seafloor spreading

• Plate tectonics

• Continental drift

• Earthquakes

Boundary between two plates moving toward each other

• Transform fault boundary

• Divergent boundary

• Convergent boundary

• Strike-slip fault

In an earthquake, the point underground where the rocks first begin to move

• Epicenter

• Normal fault

• Focus

• Reverse fault

The point on Earth's surface directly above the focus of an earthquake

• Juan de fuca plate

• Focus

• Seismic wave

• Epicenter

What are the Earth's landmasses called?

• Pangea
• Oceans
• Continents

The movement of tectonics plates at a fault is a cause of what?

• convergent boundaries
• rift valleys
• Earthquakes