Plate Tectonics Review

Front

Who is credited with the idea of continental drift?

Back

Alfred Wegener

Front

Wegener's supercontinent was known as

Back

Pangea

Front

The lithosphere (crust) is broken into sections called

Back

plates

Front

A break in Earth's crust is called a

Back

fault

Front

Really big mountains form at which boundary? Options: divergent, convergent, transform

Back

convergent

Front

Seafloor spreading occurs at which type of boundary? Options: divergent, convergent, transform

Back

divergent

Front

Plates move apart at a ___ boundary.

Back

divergent

Front

Plates slide past each other at a ____ boundary.

Back

transform

Front

Which of the following reasons is why tectonic plates move?

• The mantle has convection currents and the crust float and moves with these currents.
• The gravitational pull of the moon pulls differently on the different thicknesses of the plates.
• The inner core is spinning and moves the tectonic plates.
• The daily move of people, car, buses, trains, and ships create tectonic plate movement.

Back

The mantle has convection currents and the crust float and moves with these currents.

Front

Where do the majority of earthquakes and volcanoes occur? Options: The Pacific Ring of Fire, Mid-Atlantic Ridge, San Andreas Fault, The Great Barrier Reef

Back

The Pacific Ring of Fire