Quiz about Water on Earth

Question 1

What is groundwater?

Accepted Answer

water that fills space between rocks of Earth

Answer

water found within a lake or pond

Answer

water that is evaporated from the surface of Earth

Answer

water that is found in the ocean

Question 2

Water can exist on Earth as...

Accepted Answer

All of above

Answer

solid ice

Answer

liquid water

Answer

the gas water vapor

Question 3

What are the two kinds of water that exist on Earth?

Accepted Answer

Freshwater

Accepted Answer

Saltwater

Answer

Sugarwater

Answer

Bluewater

Question 4

Freshwater makes up how much of the Earth's water supply?

Accepted Answer

3%

Answer

97%

Answer

75%

Answer

25%

Question 5

Saltwater makes up how much of the Earth's water supply?

Accepted Answer

97%

Answer

75%

Answer

25%

Answer

3%

Question 6

Oceans are

Accepted Answer

Saltwater

Answer

Freshwater

Question 7

Rivers are

Accepted Answer

Freshwater

Answer

Saltwater

Question 8

Lakes are

Accepted Answer

Freshwater

Answer

Saltwater

Question 9

Well water is

Accepted Answer

Freshwater

Answer

Saltwater

Question 10

Humans can only consume (drink)

Accepted Answer

Freshwater

Answer

Saltwater

Question 11

Salinity is the amount of salt in a body of water.

Accepted Answer

True

Answer

False

Question 12

Where is most of Earth's freshwater found?

Accepted Answer

in glaciers and icecaps

Answer

in the ground

Answer

in the atmosphere

Answer

in lakes and rivers

Question 13

The pie chart above shows all of the ways that a certain town uses the local water supply. Which idea below would likely have the greatest impact on conserving water?

Accepted Answer

Watering plants and lawns wisely

Answer

Washing only full loads of laundry

Answer

Turning off faucets while brushing teeth

Answer

Taking shorter baths

Question 14

The graph above shows the chemicals and/or pollutants that are polluting our groundwater. Use this graph above to answer the following question. As the United States' population continues to grow, what is likely to be the greatest threat to our groundwater?

Accepted Answer

Sewage

Answer

Fertilizer (nitrates)

Answer

Chemical spills from petroleum

Answer

Salinity (salt)

Question 15

Keeping the water running when you brush your teeth wastes a lot of water.

Accepted Answer

True

Answer

False

Question 16

Why do we need to conserve water?

Accepted Answer

It is a limited resource.

Answer

It is an unlimited resource.

Answer

There is a lot of water.

Answer

There is no need to conserve water.

Question 17

Why is clean water important?

Accepted Answer

All life on Earth depends on clean water to live and grow.

Answer

We need clean water for recreational activities.

Answer

We need bodies of water for transportation

Answer

We need water to regulate the temperature on Earth.

Question 18

Potable water means...

Accepted Answer

Water which is safe to drink

Answer

Water which comes straight from a river or reservoir

Answer

Water containing bacteria

Answer

Water which contains a high amount of salt

Question 19

Based on the pie chart above, which source of pollution listed below is responsible for adding the most pollution to the oceans?

Accepted Answer

Air pollutants

Answer

Offshore oil

Answer

Industrial wastewater

Answer

Maritime transportation

Water on Earth

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