Earth Science - Review Activity

Earth's core is primarily composed of ____________.

• granite and marble

• iron and copper

• nickel and iron

• nickel and granite

What causes tectonic plates to move?

•   radiation from within the crust

• magnetic forces from the inner core

• convection currents in the mantle

• slow continental drift

Tags

NGSS.MS-ESS2-3

When will an earthquake occur?

• Air on the ground evaporates along a fault.

• Rocks underground suddenly break along a fault.

• Soil on the ground was suddenly eroded by a flash flood.

• Water underground usually breaks along a fault.

Tags

NGSS.MS-ESS3-2

Most earthquakes occur near the ______ of tectonic plates.

• Circum-Pacific Belt

• boundaries

• center

• ocean ridges

Tags

NGSS.MS-ESS3-2

In what tectonic plate are most of the islands in the Philippines found?

• Eurasian plate

• Philippine plate

• African plate

• Pacific plate

  What happens when a continental and oceanic plate move toward each other?

• nothing is formed

• both plates will be subducted

• the continental moves under the oceanic plate

• the oceanic is pushed below the continental plate

Tags

NGSS.MS-ESS2-3

What do earthquakes, volcanoes, and mountains have in common?

• They occur suddenly

• They cause major hazards

• They are measured using seismographs

• They result from plate movement

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

​ ​ Seismic waves start at the _______ .

• epicenter

• focus

• seismic distance

• seismic gap

Why does the basaltic oceanic crust always subduct beneath the granitic continental crust?

• Denser than the continental crust

• Less dense than the continental crust

• Solid than the continental crust

• Shinier than the continental crust

This theory states that Earth's crust and rigid upper mantle are broken into enormous slabs which move in different directions.

• tectonic plate theory

• seafloor spreading theory

• the theory of Pangaea

• the floating Earth theory

Tags

NGSS.MS-ESS2-3