Unit 3 Quiz Review

Which of the following layers is semi-molten and able to flow?

• lithosphere

• crust

• asthenosphere

Which 2 observations led scientists and geologists to understand that the outer core was made of liquid iron and nickel?

• 
  The outer core is made of less dense materials compared to the other layers.

• 
  S-waves cannot pass through the outer core.

• 
  P-waves slow down when they pass through the outer core.

Match each description to the correct layer of Earth.

• asthenosphere

• solid innermost layer of Earth

• inner core

• 
  

  liquid layer of the core responsible for Earth's magnetic field

• outer core

• solid layer made up of the crust and the uppermost portion of the mantle

• lithosphere

• upper part of the mantle that is semi-molten and capable of flowing

Match each description to the correct definition.

• seafloor spreading

• the formation and outward movement of oceanic crust from a rift zone along the middle of the seafloor

• Convection cell

• circular current that results from hot material rising and then cooling and falling

• paleomagnetism

• the record of changes in Earth's magnetic field

What process in the mantle drives seafloor spreading and plate tectonics?

• radiation

• conduction

• convection

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-3

When oceanic crust meets oceanic crust at a convergent boundary, what is most likely to happen?

• The two plates will buckle and form a mid-oceanic ridge.

• The denser oceanic plate will subduct under the less dense plate.

• The least dense oceanic plate will subduct under the denser plate.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The San Andreas Fault forms along the boundary of the Pacific Plate, which is moving northwest, and the North American Plate, which is moving southeast. What type of plate boundary is this?

• divergent plate boundary

• convergent plate boundary

• transform plate boundary

Which of the following can scientists predict?

• a general region where an earthquake is likely to occur

• the magnitude of an earthquake before it happens

• how much destruction an earthquake will cause

Tags

NGSS.MS-ESS3-2

Match the following

• divergent boundary

• earthquakes are more frequent

• convergent boundary

• seafloor spreading forms mid-ocean ridges

• transform boundary

• mountains, deep ocean trenches, and volcanic arcs form

Tags

NGSS.MS-ESS2-3

What is the name of Earth's interior layers at #1.

• inner core

• lithosphere

• asthenosphere