Energy in Earth's Systems Quiz

Which of the following is NOT true about the geosphere?

• It includes all rock material on Earth.

• It is made up entirely of solid material.

• It contains iron, magnesium, and oxygen.

• It is made up of the crust, mantle, and core.

Which of the following describes the Earth’s mantle?

• It is the thinnest, coolest layer of the geosphere.

• It is the densest, innermost layer of the geosphere.

• It is the hot, solid, middle layer of the geosphere.

• It is the least dense, outermost layer of the geosphere.

When objects transfer energy through touch, that process is called _______.

• radiation

• convection

• conduction

• densification

If a foam block floats in a container of syrup but a lead weight sinks, which is the LEAST dense material?

• foam

• syrup

• lead

• The materials are equally dense.

Which is NOT a process in a convection cell in the mantle?

• Cooler, denser rock sinks due to gravity.

• The rock cools as it approaches the core.

• Hotter, less dense rock rises towards the crust.

• The rock is cooled through proximity to the sun.

What is magma?

• any volcanic rock

• any rock in the core

• solid rock inside the Earth

• liquid rock inside the Earth

The hydrosphere is _______ salt water.

• losing

• only 3%

• about 25%

• mostly made up of

Which of these is an example of radiation?

• Solar energy heats up water in the shallows of a lake.

• Wind gathers warm water vapor from the ocean surface.

• Geothermal vents on the ocean floor heat up the surrounding water.

• A current coming from the equator brings warm waters to the poles.

The sun provides ________ the Earth’s interior to the hydrosphere.

• less energy than

• more energy than

• as much energy as

• a negligible amount of energy when compared to

The two main types of currents are the cold ______ current and the warm ________ current

• East; West

• deep; surface

• North; South

• Polar, equatorial