Environmental SystemsTest Review, Chapter 3, Dynamic Earth.

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

• hydrosphere

• geosphere

• atmosphere

• envirosphere

The thin outermost layer of the solid Earth is called the

• crust

• outer core

• mantle

• solid ground

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

• 3 times more

• 10 times more

• 100 times more

• 30 times more

Volcanoes occur at tectonic plate boundaries that are

• slipping past one another

• separating

• colliding.

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

• tectonics

• volcanoes

• erosion

• surface currents

The stratosphere is the atmospheric layer above the

• atmosphere

• mesosphere

• troposphere

• hydrosphere

Which of the following gases is an important greenhouse gas?

• oxygen

• H2O (Water)

• Gasoline

• Carbon dioxide (CO2)

The most abundant gas in Earth’s atmosphere is

• oxygen

• carbon

• Nitrogen

• hydrogen

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

• conduction

• radiation

• convection

• wind

The warmest temperature zone of the ocean is the

• surface zone

• deep zone

• thermocline

• open ocean