Final Exam Review Classwork 12/10

Front

Which layer of the atmosphere is farthest from the earth?

Back

Exosphere

Front

What happens to an object with a density of 0.5 g/cm³ in water?

Back

It will float.

Front

What is subsurface mining?

Back

Subsurface mining is a method of mining that occurs below the earth's surface, typically having less environmental impact than surface mining.

Front

What happens to an object with a density of 2 g/cm³ in water?

Back

It will sink.

Front

How do you calculate the volume of a cube?

Back

Volume = side³. For a cube with each side 5 cm long, Volume = 5 cm × 5 cm × 5 cm = 125 cm³.

Front

What is the definition of density?

Back

Density is the mass of an object divided by its volume (Density = Mass/Volume).

Front

What is the troposphere?

Back

The troposphere is the lowest layer of Earth's atmosphere, where weather occurs and where most of the mass of the atmosphere is found.

Front

What is the stratosphere?

Back

The stratosphere is the second layer of the atmosphere, located above the troposphere, and contains the ozone layer.

Front

What is the mesosphere?

Back

The mesosphere is the third layer of the atmosphere, located above the stratosphere, where temperatures decrease with altitude.

Front

What is the exosphere?

Back

The exosphere is the outermost layer of the atmosphere, where atmospheric particles are so sparse that they can travel hundreds of kilometers without colliding with one another.