Plate Tectonics

What is the correct order (starting from the surface) of Earth’s layers?

• crust, outer core, inner core, mantle

• mantle, outer core, inner core, crust

• crust, mantle, outer core, inner core

• outer core, inner core, crust, mantle

Most geologists think that the movement of Earth’s plates is caused by _______

• convection.

• continental drift.

• subduction.

• conduction.

The movement of fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another is _____________.

• Convection current
• Seismic waves
• Sea-floor spreading
• Conduction current

Pangaea was an ancient supercontinent made up of...

• America, Greenland, and Europe.
• Antarctica, India, and America.
• all of Earth’s continents.
• South Africa, India, Australia, and South America.

_____________ is a plate boundary where two plates move away from each other.

• Convergent boundary
• Transform boundary
• Divergent boundary
• Insurgent boundary

A _____________ is when two plates move past each other in opposite directions.

• emergent boundary

• divergent boundary

• transform (strike-slip) boundary

• convergent boundary

_____________ is when two plates move toward each other.

• Convergent boundary
• Allegiant boundary
• Transform boundary
• Sliding boundary

Scientists think that convection currents flow in Earth’s

• continents.

• mantle.

• lithosphere.

• inner core.

The place where two plates come together is known as a _______

• transform boundary.

• divergent boundary.

• convergent boundary.

• rift valley.

What are Tectonic Plates?

• A continent

• The Trees in Vietnam

• Plates used for dinner

• The Plates that move the Continents