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Ocean

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

What is an Ocean?

a)

small body of water

b)

large body of water

2.

about _____% of the Earth's water can be found in our oceans.

a)

25%

b)

67%

c)

72%

d)

97%

3.

Dark, but some fish live here

a)

Midnight Zone

b)

Twilight Zone

c)

Shore

d)

Sunlight Zone

4.

Where coral and fish live

a)

Midnight Zone

b)

Twilight Zone

c)

Ocean floor

d)

Sunlight Zone

5.
As oceans become deeper, the water pressure ___________________.
a)
increases
b)
decreases
c)
stays the same
6.

how many oceans are there in the world ???

a)

5

b)

7

c)

6

d)

2

7.

Oceans cover about ______ of the surface of the earth.

a)

60%

b)

70%

c)

80%

d)

90%

8.

The following are the oceans according to size

a)

Pacific, Atlantic, Indian, Arctic, Antarctic

b)

Pacific, Indian, Atlantic, Arctic, Antarctic

c)

Atlantic, Pacific, Indian, Antarctic, Arctic

d)

Pacific, Atlantic, Indian, Antarctic, Arctic

9.

The _________ is located in the North Pole.

a)

Antarctic Ocean

b)

Southern Ocean

c)

Arctic Ocean

d)

Indian Ocean

10.

Smaller bodies of salt water are called

a)

seas

b)

lakes

c)

oceans

d)

rivers

11.

The ______________ covers a third of the earth's surface.

a)

Indian Ocean

b)

Pacific Ocean

c)

Atlantic Ocean

d)

Arctic Ocean

12.

The deepest parts of the ocean are called

a)

trenches

b)

abyss

c)

deep sea plain

d)

guyot

13.

Seas, bays, channels and gulfs are other bodies of _____

a)

salt water

b)

fresh water

c)

swampy water

d)

loamy water

14.

People who study oceans are called

a)

oceanographists

b)

oceaners

c)

oceanists

d)

oceanographers

15.
What is salinity?
a)
The amount of salt in water
b)
Salt water and fresh water mixed 
c)
What creates the waves in the ocean
d)
Amount of sunlight in ocean water
16.
What name is given to large, destructive waves caused by underwater earthquakes and volcanoes?
a)
Spring tide
b)
Longshore current
c)
Tsunami
d)
Swell
17.

Where is ocean water the densest?

a)

The surface

b)

The middle

c)

The bottom

d)

Lake Michigan

18.
Which factor is MOST responsible for the ocean tides?
a)
the gravitational pull of the moon 
b)
Earthquakes
c)
The wind
d)
Density differences in water