Unit 2 - Wrap Up!

What is the name of the process that moves the tectonic plates?

• Convection Currents

• Lithosphere

• Asthenosphere

• Weathering and Erosion

Answer explanation

Convection currents in the asthenosphere (upper mantle) is the reason that tectonic plates can move!

What was the name of the most recent supercontinent?

• Pangea

• Alfred Wegner

• Continental drift

• Gondwana

What was our driving question for Unit 2?

• Where do rocks come from?

• What influences weather & climate?

• How and why is Earth constantly changing?

• How can you tell rocks and minerals apart?

What layer of the earth is liquid?

• Lithosphere

• Crust

• Inner Core

• Outer Core

What type of seismic wave is faster?

• P-waves

• S-waves

• Neither - they travel the same speed

How are metamorphic rocks formed?

• Weathering, erosion, and deposition

• Crystallizing magma

• Heat & pressure

• From the sun

What layer of the earth is semi-solid?

• Crust

• Inner Core

• Asthenosphere

• Lithosphere

What resource does hydrologic fracturing (fracking) mainly give us?

• Water

• Oil

• Coal

• Natural Gas

Which device is used to monitor a potential volcanic eruption?

• Tiltmeter

• DART System

• Siesmograph

• Siesmometer