Earth's Structure- Plate Tectonics

What is the outer layer of the Earth called?

• the crust

• the inner core

• the outer core

• the upper mantle

Which layer of the Earth is the thickest?

• the crust

• the core

• the mantle

What do scientist believe to cause the tiny wobble in Earth's spin?

• areas of solid iron floating over the molten core

• the blending of materials between the upper core and the inner core

• the amount of pressure put on the core from the weight above

• the amount of magnesium in the core

Tags

NGSS.HS-ESS2-3

What is the theory of Earth's plates called?

• plate tectonics

• plate floor spreading

• volcanic eruptions

• continent floor spreading

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

A convergent boundary is

• where two tectonic plates collide together

• where two tectonic plates spread apart from each other

• where two tectonic plates bump each other and rub against each other

• where tectonic plates pull apart and collide together

Tags

NGSS.MS-ESS2-3

Divergent tectonic plates is where

• tectonic plates collide together

• tectonic plates move apart from each other

• tectonic plates bump and rub against each other

• tectonic plates collide together and pull apart from each other

Tags

NGSS.MS-ESS2-3

What causes a tsunami?

• an earthquake under the sea

• by molten rock bubbling up out of trenches

• by mountains forming under water

• an earthquake in mountainous regions

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Why is understanding tectonic plate movement important to understanding our Earth?

• It lets us know why we have seasons

• It explains why there are so many countries

• It explains how landforms were made and why earthquakes happen

• It explains why the weather changes so quickly

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Where two plate slide by each other in opposite directions is called a _______________________?

• transform boundary

• divergent boundary

• convergent boundary

Tags

NGSS.MS-ESS2-3

Pangea is ___________________________________

• the name of the super continent that once existed

• the name of the person who invented the theory of plate tectonics

• the name of the tallest mountain range in the world

• the name of the machine that measures earthquakes

Tags

NGSS.MS-ESS1-4