Air Resources Answers

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Which statements correctly explain the distribution of water on Earth? Check all that apply.One-fourth of Earth’s water is frozen water.Three-fourths of Earth’s water is groundwater.Salty water makes up 97% of Earth’s water.Fresh water makes up 3% the Earth’s water.The atmosphere contains 3% of Earth’s water.Lakes and rivers contain 97% of Earth’s water.

A
One-fourth of Earth’s water is frozen water.
B
Three-fourths of Earth’s water is groundwater.
C
Salty water makes up 97% of Earth’s water.
D
Fresh water makes up 3% the Earth’s water.
E
The atmosphere contains 3% of Earth’s water.
F
Lakes and rivers contain 97% of Earth’s water.
2
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Which element did you include in your response? Check all that apply.

A
Rivers, streams, and ocean tides wear away soil and rocks.
B
Glaciers change Earth’s surface when they move.
C
Frost weathering breaks up rocks.
3

About 3% of Earth’s water is fresh water. About 1% of this amount is usable fresh water.Which statement describes the distribution of usable fresh water on Earth?

A
Most of the usable fresh water is in lakes.
B
Most of the usable fresh water is in rivers.
C
Most of the usable fresh water is in the wetlands.
D
Most of the usable fresh water is in the atmosphere.
4

The table shows how water in the US was used in 2010. Which statement accurately summarizes the data?

A
More water was used to farm aquatic organisms than to make products.
B
More water was used to make products than to produce electricity.
C
More water was used to produce electricity than to grow crops.
D
More water was used to grow crops than to mine land resources.
5

Which activities are included in the management of water resources? Check all that apply.planning how to transport waterusing technology to purify waterstudying the composition of waterbuilding structures to store waterdetermining the selling price of water

A
planning how to transport water
B
using technology to purify water
C
studying the composition of water
D
building structures to store water
E
determining the selling price of water
7

Henry’s family is making an effort to conserve water during a drought.Which option would be the best choice when washing their car?

A
using a hose to clean their car
B
using a bucket to wash their car
C
going to a self-serve car wash
D
going to an automatic car wash
8

How does water change the shape of Earth’s surface?

Answer:

Water changes the shape of Earth’s surface through weathering, erosion, and the movement of glaciers. Rivers, streams, and ocean tides wear away soil and rocks over time. Additionally, frost weathering (ice wedging) breaks rocks apart, and the slow movement of glaciers carves out valleys and reshapes the landscape.

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Air Resources Answers — HS Earth and Space…