Unit 6 Review

As new oceanic crust is formed during seafloor spreading, it is composed of _____________ rock?

• Igneous

• Metamorphic

• Sedimentary

• Geodic

Tags

NGSS.MS-ESS2-1

What do convection currents cause?

• Movement of Earth's tectonic plates

• Temperature increases

• Rain

• Earth's rotation on its axis

Where does subduction occur?

• Along the middle of some ocean floors

• Down the middle of mountain ranges

• On continents

• At deep-ocean trenches

The type of boundary where two plates move towards each other is

• Divergent

• Convection

• Transform

• Convergent

Most volcanoes form on plate tectonic boundaries. On what two types of boundaries do most volcanoes tend to form?

• Divergent and Convergent

• Divergent and Transform

• Convergent and Transform

• Volcanoes never form on plate boundaries

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Lystrosaurus was a slow-moving, plant-eating reptile that lived over 250 million years ago. Fossils of Lystrosaurus have been found in Antarctica, Africa, and India. How is this explained by the existence of Pangaea?

• Lystrosaurus swam across the oceans from one continent to another

• Lystrosaurus drifted rafts of vegetation from one continent to another

• Land bridges once crossed oceans to connect Africa, Antarctica and India

• Africa, Antarctica, and India used to be joined together into a single landmass

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Seafloor spreading and continental drift are believed to be caused by

• Tides

• Convection currents in the mantle

• Changes in Earth's magnetic field

• Shrinkage of the crust as the Earth cools

A well-known _________ is the San Andreas Fault, located in California between the North American and Pacific Plates.

• Convergent boundary

• Transform boundary

• Divergent boundary

• Tectonic Plate

Groundwater is stored in underground lakes called _______.

• Aquifers

• Resevoirs

• Wells

• Mantle plumes

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Fossil fuels such as coal, oil, and natural gas are ________ distributed across the United States and the world.

• Unevenly

• Evenly

• Squarely

• Solidly

Tags

NGSS.MS-ESS3-1