Bell ringers for SC.7.E.6.1

SC.7.E.6.1

Interactions between layers of Earth cause convection currents to move crustal plates. The diagram below shows four layers of Earth.

In which layer of Earth are the convection currents that directly result in tectonic plate motion found?

a. 1

b. 2

c. 3

d. 4

• a

• b

• c

• d

Tags

NGSS.MS-ESS2-3

SC.7.E.6.1

Earth is made up of several layers, as shown in the illustration below. Which layer is hottest?

a. crust

b. mantle

c. outer core

d. inner core

• a

• b

• c

• d

SC.7.E.6.1

Earth’s mantle plays an important role in plate tectonics. Why is the mantle so important to this process?

• a

• b

• c

• d

Tags

NGSS.MS-ESS2-1

SC.7.E.6.1

Earth is composed of many metallic elements. Which layer of Earth contains the greatest amounts of dense,

solid iron and nickel?

• a

• b

• c

• d

Tags

NGSS.MS-ESS2-1

SC.7.E.6.1

Based on the way in which seismic waves travel through the interior of Earth, scientists have determined that

Earth’s layers may be solid or liquid. Which of the following statements about Earth’s layers is true?

• a

• b

• c

• d