Pangaea Pop Up

What evidence supports the idea that South America and Africa were once connected?

• The alignment of the continents along the equator.

• The discovery of identical plant and reptile fossils on both coasts.

• The discovery of identical plant and reptile fossils on both coasts.

• The presence of similar mountain ranges on both continents.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What is the average rate at which the Earth's surface is moving due to plate tectonics?

• 1 cm/year

• 5 cm/year

• 10 cm/year

• 1 m/year

Tags

NGSS.MS-ESS2-3

Between which layers of Earth does the movement of Earth's plates occur?

• lithosphere & asthenosphere

• inner core & outer core

• mantle & core

• crust & core

Tags

NGSS.MS-ESS2-3

The ______ is separated into tectonic plates that move along the outside of the Earth.

Answer explanation

A lithospheric plate can be made of only continental crust or only oceanic crust, not both.

• True

• False

Answer explanation

A lithospheric plate can be made of both types of crust (like the South American Plate), only continental crust, or only oceanic crust.

What is the primary reason for the movement of tectonic plates?

• The rotation of the Earth.

• The gravitational pull of the moon.

• The influence of ocean currents.

• Temperature and pressure differences in the asthenosphere.

Tags

NGSS.MS-ESS2-3

What is the primary reason for the movement of tectonic plates?

• The influence of ocean currents.

• The rotation of the Earth.

• The gravitational pull of the moon.

• Temperature and pressure differences in the asthenosphere.

What happens at a divergent plate boundary?

• Two tectonic plates move away from each other

• Two tectonic plates move toward each other

• Two tectonic plates slide past each other

• One plate moves beneath another plate

Tags

NGSS.MS-ESS2-3

What type of tectonic plate boundary explains why the Himalaya Mountains are still growing, at a rate of about 2 cm/year?

• Divergent Plate Boundary

• Convergent Plate Boundary

• Mountain Plate Boundary

• Transform Plate Boundary

Tags

NGSS.MS-ESS2-3

What geological changes can occur due to the movement of tectonic plates over millions of years?

• Reduction of volcanic activity.

• Formation of permanent land bridges

• Formation of new oceans and mountain ranges.

• A shift in the geographic north pole.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3