The Importance of Water Answers

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1
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Which example illustrates adhesion?

A
water droplets sticking to a window
B
water forming a large drop
C
water evaporating from a leaf
D
water falling from the sky
2
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Look at the data below. Water Levels in the Ogallala AquiferBased on this data, predict what will happen to the water in the Ogallala aquifer over the next decade.

Question illustration
A
The water will continue to increase.
B
The water will continue to decrease.
C
The water will remain the same.
D
The water will be completely depleted.
3

Which type of bond forms between water molecules?

A
capillary bond
B
hydrogen bond
C
covalent bond
D
polar bond
5

Which bonds are found inside a water molecule, between hydrogen and oxygen?

A
hydrogen bonds
B
electronegative bonds
C
proton bonds
D
covalent bonds
6

Which process could cause ice to form a thin layer over a lake?

A
freezing
B
sublimation
C
evaporating
D
condensation
7

Which point(s) in the water cycle below best illustrate(s) water changing to a gas, and which term(s) could describe it?

Question illustration
A
1; sublimation or evaporation
B
1 and 2; evaporation only
C
3; precipitation or transpiration
D
3 and 4; transpiration only
9

Which is least likely to be a reservoir for fresh water?

A
ocean
B
atmosphere
C
ice and snow
D
aquifer
10

Which stores groundwater?

A
glacier
B
runoff
C
aquifer
D
lake
11

In the water cycle shown below, which process is happening at step 3?

Question illustration
A
precipitation
B
melting
C
evaporation
D
sublimation
12

Which process could cause ice to form a thin layer over a lake?

A
freezing
B
sublimation
C
evaporating
D
condensation
13

Which point(s) in the water cycle below best illustrate(s) water changing to a gas, and which term(s) could describe it?

Question illustration
A
1; sublimation or evaporation
B
1 and 2; evaporation only
C
3; precipitation or transpiration
D
3 and 4; transpiration only
14

Look at the data below. Water Levels in the Ogallala AquiferBased on this data, predict what will happen to the water in the Ogallala aquifer over the next decade.

Question illustration
A
The water will continue to increase.
B
The water will continue to decrease.
C
The water will remain the same.
D
The water will be completely depleted.
15

The table below shows the saturated thickness (water level) in five-year intervals.Water Levels in the Ogallala AquiferIf water continues to be used at the current rate, what will the saturated thickness be in 2020?

Question illustration
A
8–10 meters
B
10–12 meters
C
14–16 meters
D
18–20 meters
16

What is demonstrated by water moving up a straw?

A
evaporation and condensation
B
sublimation and deposition
C
cohesion and adhesion
D
precipitation and transpiration
17

Which statement best explains why water is essential for all living things?

A
Water makes up 65% of human beings.
B
Water is an essential component of blood.
C
Water covers 75% of Earth’s surface.
D
Water is necessary for cellular functions.

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