Environmental science Chapter 3 Recap

The part of Earth that contains the air we breathe is called the

• a. hydrosphere.

• b. atmosphere.

• c. geosphere.

• d. envirosphere.

The thin outermost layer of the solid Earth is called the

• a. asthenosphere.

• b. mantle.

• c. outer core.

• d. crust.

An earthquake of magnitude 5.0 releases how much more energy than an earthquake of magnitude 4.0?

• a. twice the energy

• b. three times the energy

• c. one hundred times the energy

• d. none of the above

Volcanoes occur at tectonic plate boundaries that are

• a. colliding.

• b. slipping past one another.

• c. separating from one another.

• d. Both (a) and (c)

The removal and transport of surface material by wind and water is called

• a. seismicity.

• b. erosion.

• c. tectonics.

• d. vulcanism.

The stratosphere is the atmospheric layer above the

• a. troposphere.

• b. ionosphere.

• c. mesosphere.

• d. thermosphere.

Which of the following gases is an important greenhouse gas?

• a. hydrogen

• b. nitrogen

• c. carbon dioxide

• d. oxygen

The most abundant gas in Earth’s atmosphere is

• a. oxygen.

• b. carbon dioxide.

• c. nitrogen.

• d. hydrogen.

The transfer of heat by air currents (or currents in a liquid) is called

• a. radiation.

• b. conduction.

• c. convection.

• d. condensation.

The warmest temperature zone of the ocean is the

• a. thermocline.

• b. deep zone.

• c. open ocean.

• d. surface zone.