Week 4: Plate Tectonics

Question 1

Which statement explains how convection currents affect the movement of plates?

Revolt · Accepted Answer

Heat from Earth’s interior causes currents of hot rising magma and cooler sinking magma to flow, moving the crust along with them.

Question 2

Use the drop-down menus to identify the labeled plates. Label A Label B Label C

Revolt · Accepted Answer

South American Plate; Selection 1: South American Plate; Selection 2: African Plate; Selection 3: Indo-Australian Plate

Question 3

✔ African PlateEurasian PlateIndo-Australian Plate

Revolt · Accepted Answer

African Plate

Question 4

Eurasian Plate ✔ Indo-Australian PlatePacific Plate

Revolt · Accepted Answer

Indo-Australian Plate

Question 5

Use the drop-down menus to identify the types of convergent boundaries.

Revolt · Accepted Answer

Label A: oceanic-oceanic; Label B: oceanic-continental; Label C: continental-continental

Question 6

✔ oceanic-continentaloceanic-oceaniccontinental-continental

Revolt · Accepted Answer

oceanic-continental

Question 7

oceanic-continentaloceanic-oceanic✔ continental-continental

Revolt · Accepted Answer

continental-continental

Question 8

✔ convergent boundarydivergent boundary transform boundary

Revolt · Accepted Answer

convergent boundary

Question 9

North AmericanSouth American✔ EurasianPacific

Revolt · Accepted Answer

Eurasian

Question 10

The photo shows the San Andreas fault zone. This is a fault formed at a transform boundary.What would you expect to find along this fault?

Revolt · Accepted Answer

earthquakes

Week 4: Plate Tectonics Answers