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Worksheets

Ocean Properties

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Which of these is not a way that humans can utilize the ocean?

a)

Energy

b)

Food

c)

Transportation

d)

Drinking

2.

Ocean water covers approximately ____% of the Earth and makes up ____% of the water on the Earth.

a)

75% and 25%

b)

100% and 70%

c)

97% and 70%

d)

70% and 97%

3.

How does the Ocean benefit the Earth overall? Choose all that apply.

a)

It regulates the climate

b)

It acts as a carbon sink

c)

it provides food and habitat for animals

d)

It creates the seasons

4.

the most abundant gases in the ocean are: (choose all that apply)

a)

Oxygen

b)

Nitrogen

c)

Carbon Dioxide

d)

Helium

5.

Water gets into the ocean primarily by:

a)

Comets

b)

Volcanic Vents

c)

The Water Cycle

d)

Humans

6.

which of these is not a way gasses get dissolved in the ocean?

a)

Sea animals

b)

Volcanic Vents

c)

Photosynthesis

d)

The water cycle

7.

drifting sea organisms that comparable to plants are called:

a)

Zooplankton

b)

Phytoplankton

c)

Jellyfish

d)

Foraminifera

8.

What gas Is more prevalent in the ocean than in the atmosphere?

a)

Oxygen

b)

Carbon Dioxide

c)

Nitrogen

d)

Argon

9.

What type of water is the most dense ?

a)

Cold Freshwater

b)

Hot Freshwater

c)

Cold Saltwater

d)

Hot Saltwater

10.

What type of water is the least dense?

a)

Cold Freshwater

b)

Hot Freshwater

c)

Cold Saltwater

d)

Hot Saltwater

11.

Which type of salts are found in the ocean? (choose all that apply)

a)

Sodium

b)

Potassium

c)

Chlorine

d)

Iron

12.

Which of these factors do not affect Salinity?

a)

Precipitation

b)

Evaporation

c)

Sea Animals

d)

Water Depth

13.

When water evaporates, the salinity ______.

a)

Increases

b)

Decreases

c)

Stays the same

14.

When precipitation rains on the ocean, the salinity __________.

a)

Increases

b)

Decreases

c)

Stays the same

15.

Which type of water is able to hold more dissolved solids?

a)

Warm

b)

Cold

16.

Which type of water has the lowest density?

a)

Hot water

b)

Cold water

c)

Frozen water

d)

Room temperature water

17.

Which area of the ocean has the greatest temperature change?

a)

The surface

b)

The Thermocline

c)

The Deep Water

d)

The coastal area

18.

The energy to heat the ocean comes from:

a)

The Core

b)

Plate Tectonics

c)

The Sun

d)

Animals

19.

What type of water is able to hold more dissolved gases?

a)

Warm

b)

Cold

20.

If equal volumes of freshwater and saltwater were placed on a scale, which of these statements is true?

a)

They would have the same weight

b)

The freshwater would weigh more

c)

The salt water would weigh more