Plate Tectonics Review Game

Vocabulary

1

The thinnest layer of the Earth

What is the crust?

2

A number of rigid, but moving, pieces of Earth's surface

What are tectonic plates?

3

The theory that all continents are fragments of Pangaea now drifting apart

What is the Continental Drift Theory?

4

States that youngest rocks of ocean floor are at divergent boundaries, moving outward

What is seafloor spreading?

5

The continental feature formed by a hotspot located in North America

What is Yellowstone Caldera?

Structure of the Earth

1

There are ______________ main layers of the Earth.

What are four?

2

The thickest layer of the Earth

What is the mantle?

3

Plates float on top of the _______________________.

What is the asthenosphere?

4

The rigid part of the Earth including the crust and the upper mantle (makes up the plates of the Earth)

What is the lithosphere?

5

The Earth's crust is thinnest under the _____________________ and thickest under the _____________________.

What is thinnest under the ocean and thickest under the continents?

Continental Drift Theory

1

The "supercontinent" before Pangaea.

What is Rodinia?

2

Evidence of matching animal fossils from two separate continents _____________________ and _____________________

What is Africa and South America?

3

The plant fossil found in both South Africa and Australia.

What is Glossopteris?

4

Pangaea existed this many millions of years ago

When was around 250 million years ago

5

Continental Drift Theory was not accepted because it did not explain this

What is how the continents moved? or What are the forces that makes the continents move?

Plate Tectonics

1

Earthquakes and Volcanoes are usually located in relation to these

What is a plate boundary

2

The mid-ocean ridge is an example of a ____________________ boundary and ___________________ occurs here where new ocean floor is formed.

What is divergent boundary; sea-floor spreading

3

Name four of the major plates

What is any of the following North American plate, South American plate, Eurasian Plate, Indoaustralia plate, African plate, Antarctica plate

4

This is the mechanism (what causes) the plates to move

What is convection current

5

The most active volcano found in Hawaii

What is Mount Kilauea

Miscellaneous

1

The Himalayan mountains are the result of a ___________________________ boundary.

What is convergent boundary

2

Hot air or liquid is less ________________ than cool air or liquid

What is dense

3

_________________ are result from the build up of stress at a plate boundary.

What is earthquakes

4

The period when the "supercontinent" is divided into two big landmasses.

What is Triassic Period?

5

This person used sonar to map the bottom of the ocean and discovered the mid-ocean ridge in the Atlantic Ocean.

Who is Harry Hess?