Gizmo Checkup - Convection Cells

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A burner is placed below the right side of a beaker. Which image shows the motion of the liquid that will result?

• Image A
• Image B
• Image C
• Image D

Which image shows the burner placement that will produce the convection cell shown below?

• Image A
• Image B
• Image C
• Image D

Which of the following statements is true about the movement of fluid in a convection cell?

• Cool fluid rises because it is less dense.
• Hot fluid rises because it is denser.
• Cool fluid sinks because it is denser.
• Hot fluid sinks because it is less dense.

Which statement describes the heat that results from the radioactive decay of elements deep in Earth’s interior?

• It originally came from our sun.
• It is the reason the inner core is solid.
• It drives the convection currents in the mantle.
• It heats the atmosphere and makes life possible.

Convection currents occur in Earth's interior. Which layer has convection currents?

• Crust
• Mantle
• Inner Core
• Outer Core

Select the two processes that occur at mid-ocean ridges.

• Material rises from the mantle to the crust.
• Sediments from the crust sink into the mantle.
• Crustal rock subducts into the mantle and melts.
• Thermal energy rises from the mantle to the crust.
• Tsunami waves transfer from the crust to the mante.