Plate Tectonics

Front

What is Pangea?

Back

Pangea was a supercontinent that existed during the late Paleozoic and early Mesozoic eras, where all the continents were joined together as one landmass.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

How do mountains form?

Back

Mountains form from the collision of tectonic plates, which can cause the Earth's crust to fold and rise.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Front

What type of crust is more dense and thinner?

Back

Oceanic crust is more dense and thinner compared to continental crust.

Front

What is the motion of Earth's tectonic plates?

Back

The motion of Earth's plates is slow and constant, occurring over millions of years.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Front

What was Wegener's hypothesis about continental movement called?

Back

Wegener's hypothesis was called The Continental Drift.

Tags

NGSS.MS-ESS2-3

Front

What is sea-floor spreading?

Back

Sea-floor spreading is the process by which new oceanic crust is formed at mid-ocean ridges and older crust is pushed away.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

What are tectonic plates?

Back

Tectonic plates are large sections of the Earth's lithosphere that move and interact with each other.

Tags

NGSS.MS-ESS2-3

Front

What is the difference between continental and oceanic crust?

Back

Continental crust is thicker and less dense, while oceanic crust is thinner and more dense.

Front

What is a fault?

Back

A fault is a fracture in the Earth's crust where blocks of rock have moved past each other.

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