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Unit 3 Alice Marine

Total questions: 27

Worksheet time: 2hrs 0mins

Name
Class
Date
1.

Where does most of the water evaporation on Earth come from?

a)

transpiring plants

b)

rivers

c)

oceans

d)

surface lakes

2.

Herman wants to make a list of things included in the hydrosphere. Which of the following should he add to his list?

a)

mountains

b)

oceans

c)

ozone

d)

trees

3.

Where is most of the Earth's freshwater located?

a)

in the ocean

b)

in icecaps and glaciers

c)

in rivers and streams

d)

in aquifers

4.

Why are oceans a major part of the water cycle?

a)

because they are large bodies of salt water that easily

evaporate salt into the air

b)

because they are large bodies of salt water that fresh water can be evaporated from

c)

because the salt water condenses easily to become a gas

in the air

d)

because the salt water runs off onto land to fill lakes and

streams

5.

Which part of the ocean would have the lowest salinity?

a)

in areas near melting glaciers

b)

in areas where there is little rainfall

c)

in areas near the equator

d)

in areas with the highest temperatures

6.

The following shows an image of Earth from space.Which best describes why Earth is often called the "Blue Planet"?

a)

Most of Earth is covered in water causing it to appear blue from space.

b)

Most of Earth is covered in land causing it to appear blue from space

c)

The blue from Earth's sky causes it to appear blue from space.

d)

The blue color in space causes it to appear blue.

7.

The picture below shows the polar ice caps in the Arctic sea.What will happen to the ice caps if the Sun's energy gets stronger?

a)

The ice will become much colder, causing clouds to form less rainfall

b)

The ice will become water, then the water will become vapor.

c)

The ice will become much harder, causing clouds to form more rainfall.

d)

The ice will become vapor, then the vapor will become water.

8.

The diagram shows a cross section of the topography of the ocean floor.A seamount is an underwater mountain that peaks at least 1,000 meters above the ocean floor and does not reach the ocean's surface. Which letter on the diagram most likely labels a seamount?

a)

v

b)

w

c)

x

d)

y

9.

What ocean connects to the Gulf of Mexico?

a)

Arctic

b)

Indian

c)

Atlantic

d)

Pacific

10.

Which of the following characteristics alters the density of ocean water?

a)

temperature and wave speed

b)

salinity and temperature

c)

wave speed and wave size

d)

wave size and salinity

11.

Which of the following would cause surface ocean water to have a higher salt content?

a)

the flowing of a river into the ocean

b)

the melting of sea ice

c)

high rates of evaporation and low rates of precipitation

d)

low rates of evaporation and high rates of precipitation

12.

If a graph shows the amount of dissolved salts found in an ocean, which salt would have the highest level

a)

magnesium chloride

b)

sodium chloride

c)

calcium sulfate

d)

potassium sulfate

13.

What is the term for a giant wave caused by an earthquake with an epicenter on the ocean floor?

a)

a swell

b)

a breaker

c)

a tsunami

d)

a tidal bore

14.

If a graph were made from data collected showing the factors that affect the height of a surface wave, then which factor would the graph show is NOT a factor in surface wave height?

a)

Length of time the wind blows

b)

Temperature of the wind

c)

Distance the wind blows

d)

Speed of the wind

15.

During which tides are the Sun and the Moon aligned relative to Earth?

a)

neap tides

b)

summer tides

c)

spring tides

d)

diurnal tides

16.

The pie graph classifies the different forms of water on Earth.A student claims that a large percentage of water on Earth is immediately available to drink. Is he correct? Why or why not?

a)

He is correct because 2% of the water on Earth is immediately available to drink

b)

He is correct because 97% of the water on Earth is immediately available to drink.

c)

He is incorrect because only 1% of the water on Earth is

immediately available to drink.

d)

He is incorrect because only 2% of the water on Earth is

immediately available to drink.

17.

Approximately what percentage of the world's available freshwater is housed in aquifers?

a)

25 percent

b)

57 percent

c)

75 percent

d)

97 percent

18.

How would heavy cloud cover most likely affect the water cycle?

a)

Sunlight reflecting off the clouds would increase the rate of

precipitation

b)

Sunlight reflecting off the clouds would decrease the rate of condensation

c)

Less sunlight reaching the surface would decrease the rate of

evaporation.

d)

Less sunlight reaching the surface would increase the rate of transpiration.

19.

The picture below shows what happens when a glass of water is left in the sunshine for a period of time.Which process can a scientist explain with this model?

a)

boiling

b)

condensation

c)

evaporation

d)

melting

20.

Which of the following would most likely happen on a day when there is a lot of moisture in the air?

a)

Plants would use their roots to remove water from the air.

b)

Evaporation would not be able to take place.

c)

Water droplets would collect on cool surfaces.

d)

Precipitation would not be able to form

21.

The weather report says that today will be humid. Which of the following statements best describes today's weather?

a)

The air pressure will be low

b)

The air temperature will be high.

c)

The amount of fog in the air will be low.

d)

The amount of water vapor in the air will be high.

22.

Which cycle explains the movement of water through Earth's systems?

a)

phosphorus cycle

b)

nitrogen cycle

c)

hydrologic cycle

d)

carbon cycle

23.

When the air temperature decreases, the rate of evaporation

a)

decreases

b)

increases.

c)

may increase or decrease.

d)

remains constant

24.

If Maria draws a topography map of the ocean, which of these features would be closest to the coast?

a)

continental slope

b)

continental shelf

c)

ocean trench

d)

continental rise

25.

What causes tides on Earth?

a)

the gravitational influence of the Moon and the Sun

b)

the gravitational influence of Mars

c)

Earth's orbit around the Sun

d)

Mercury's orbit around the Sun

26.

A graph has been made from data collected that shows the movement of currents according to the temperature of the water. From the graph, it can be determined that warmer water travels near the surface of the ocean while colder water travels near the bottom of the ocean. This happens because

a)

cold water is less dense than warm water.

b)

cold water is more dense than warm water.

c)

gravity forces the warm water towards the bottom of the ocean.

d)

surface currents push the warm water towards the bottom of the ocean.

27.

Roberta has a pond without a pump in her backyard, yet she notices small waves in the pond. Each day Roberta measures the amount of wind, the amount of sun and the size of waves in the pond. After analyzing her data Roberta wants to create a graph to show what is causing the waves. Which statement best explains what is causing the waves?

a)

Light from the Sun excites the water molecules, causing waves.

b)

Wind pushes on the surface water molecules, causing waves.

c)

Gravity pulls down on the water molecules, causing waves.

d)

Sound tightens the water molecules, causing waves.