4.04 Review NR

Front

Part of the hydrologic cycle, water from the surface of the oceans being changed into water vapor and moved into the atmosphere is called:

Back

evaporation

Front

Which best describes the percentage of Earth’s water that is salt water?

Back

97%

Front

A watershed can best be described as a/an:

Back

land area from which all of the water that does not infiltrate the soil runs to a downhill location.

Front

A catalytic converter on a car and a scrubber used on a smokestack:

Back

controls emissions

Front

Small pieces of material in the air similar to dust and liquid droplets are best known as:

Back

particulate matter

Front

The Chemours and Dupont Contamination is an example of..

Back

Point Source Pollution

Front

Not associated with human activity. This is a result of ongoing natural processes where water is contaminated from natural sources, such as minerals or decomposing organic matter.

Back

Background Pollution