Earths Layers/Plate Tectonics/Pangea

Front

What are the three main layers of the Earth?

Back

The three main layers of the Earth are the crust, mantle, and core.

Front

What is the difference between continental crust and oceanic crust?

Back

Continental crust is thicker and less dense than oceanic crust, which is thinner and denser.

Front

What is plate tectonics?

Back

Plate tectonics is the theory that explains the movement of the Earth's lithosphere, which is divided into tectonic plates.

Tags

NGSS.MS-ESS2-3

Front

What is Pangea?

Back

Pangea was a supercontinent that existed about 335 million years ago, where all the continents were joined together.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Front

What causes tectonic plates to move?

Back

Tectonic plates move due to convection currents in the mantle caused by the heat from the Earth's core.

Tags

NGSS.MS-ESS2-3

Front

What is a rift valley?

Back

A rift valley is a lowland region that forms where tectonic plates are moving apart.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What is the inner core of the Earth made of?

Back

The inner core is primarily made of solid iron and nickel.

Tags

NGSS.MS-PS1-1

Front

What is the outer core of the Earth?

Back

The outer core is a liquid layer composed mainly of iron and nickel, located beneath the mantle.

Front

What evidence supports the theory of continental drift?

Back

Fossils of the same plant and animal species found on different continents support the theory of continental drift.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Front

What is subduction?

Back

Subduction is the process where one tectonic plate moves under another and sinks into the mantle.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1