Plate Tectonics Initial Review

​Intro to Tectonic Plates

A Brief Review of the History of the Earth and the movement of it's crust

Multiple Choice

What is a scientist who studies the earth called?

• A meteorologist

• A geologist

• A biologist

• A sociologist

Multiple Choice

How many continents does the Earth have presently?

• 1 massive supercontinent!

• 4

• 7

• 9

Multiple Choice

How many oceans does the Earth have presently?

• 3

• 4

• 5

• 6

Multiple Select

Alfred Wegner thought these 2 Continents had coastlines appearing to fit like matching puzzle pieces.

• North America

• South America

• Asia

• Africa

• Australia

Multiple Choice

This scientist observed enough evidence leading him to conclude the 7 continents once fit together in one giant super continent, Pangea!

• Albert Einstein

• Isaac Newton

• Alfred Wegner

• Charles Darwin

Multiple Choice

Pangea initially Split into two major landmasses called Laurasia and Gondwana

• True

• False

Fill in the Blanks

The name of the supercontinent which existed 250 million years ago is

Multiple Choice

The layer of the Earth with the greatest thermal energy is called the

• Crust

• Mantle

• Core

• Lithosphere

Multiple Choice

This layer of the Earth is the thinnest, outermost layer, with its continental plates being the thickest part.

• Outer Core

• Inner Core

• Crust

• Mantle

Multiple Choice

This layer is the name for the upper part of the mantle combined with the crust, it is hard and solid.

• Asthenosphere

• Lithosphere

• Crust

• Outer Core

Multiple Choice

This layer is the name for the lower part of the mantle.

• Asthenosphere

• Lithosphere

• Crust

• Outer Core

Multiple Choice

This layer of the Earth contains slowly moving rocks that makes up the Earth's continents and oceans.

• Asthenosphere

• Lithosphere

• Inner Core

• Outer Core

Multiple Choice

This layer of the Earth is semiliquid and it is responsible for the convection currents that move plates around.

• Asthenosphere

• Lithosphere

• Inner Core

• Outer Core

Multiple Select

Which of the following events can BEST be explained by the movement of the plates in Earth's lithosphere? SELECT ALL THAT APPLY!

• Earthquakes

• Hurricanes

• Volcanoes

• Tornadoes

Multiple Choice

Where would seismic activity (Earthquakes) and volcanic activity (eruptions) be most likely to occur?

• In the center of a continental plate

• In the center of an oceanic plate

• Along a boundary between two plates.

• Any of them, it doesn't matter.

Multiple Select

Alfred Wegner used these types of evidence matching between continents to help him draw his conclusions of Continental Drift.

SELECT ALL THAT APPLY!

• Rocks & Structures matching between continental shorelines

• Fossils matching between continents separated by sea

• He assumed climate zones were the same in the past as the present

• Evidence of Glaciers was found near the equator

• Tropical Coral Reefs & Swamps were discovered in areas too cold to live.

Multiple Choice

Why do oceanic plates sink underneath continental plates in subduction, thus forming volcanic regions?

• Oceanic plates are more dense

• Oceanic Plates are less dense

• Oceanic Plates are older

• Oceanic Plates are thicker

Multiple Choice

New seafloor is formed here

• Deep Ocean Trenches

• Mid Ocean Ridges

• Convergent Boundaries