Plate Tectonics Test

What is one thing that shows that the continental drift occurred?

The upward movement of magma causes tension, or a stretch or push, on the plates.

What is it called when shear forces at a fault can be formed from one side moving up and the other moving down?

The theory that Earth's crust is made of moving plates is called Continental Drift.

The force that occurs when plates are pushed together is called ________.

A highland in the middle of the oceans that runs parallel to the continents is called ______.

What is hot, melted rock below Earth's surface?

Rift valleys forms at the center of a ___________.

The oldest part of the ocean floor is on the outside and the newest part is in the middle.

A deep crack in Earth's crust is called ______.

A scientist who uses rocks to learn about the history and structure of Earth is called _______.

Plate tectonics is a theory that Earth's crust is made of moving plates.

What forms from the force of compression at the point where two plates push together?

What direction does the magma move to expose new material?

What material will this magma create when it rises through the crack?

What will rise up through this the crack in the ocean floor in the picture?

What is one thing that shows that the continental drift occurred?

Tension is the force that twists, tears, or pushes one part of the crust past another.

What is one thing that shows that the continental drift occurred?

A once believed supercontinent where almost all continents were connected.