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oceanography

Total questions: 42

Worksheet time: 52mins

Name
Class
Date
1.
a)
Arctic Ocean
b)
Atlantic Ocean
c)
Indian Ocean
d)
Pacific Ocean
2.
a)
Atlantic Ocean
b)
Arctic Ocean
c)
Indian Ocean
d)
Pacific Ocean
3.

What type of lines are shown here?

a)

The map shows lines of longitude.

b)

The map shows lines of latitude.

4.
The ocean covers 50% of Earth's surface.
a)
True
b)
False
5.
Plankton are microscopic single-celled oragnisms. 
a)
True
b)
False
6.
As you go deeper in the ocean, the _______ decreases. 
a)
water
b)
salinity
c)
temperature
d)
water pressure 
7.

What causes the tides to change?

a)

rotation of the Earth and its spin

b)

The pull of the Sun

c)

The pull of the Moon

d)

The pull of mostly the Sun, some of the Moon

e)

The pull of mostly the Moon, some of the Sun

8.

The Gulf Stream is

a)

Off the coast of the Gulf of California

b)

a current in the Atlantic Ocean that flows on the eastern coast of North America

c)

Off the coast of the Gulf of Jersey

d)

Flowing south from England along the coast of Aftrica

9.
Surface currents are a result of
a)
Global Wind Patterns
b)
Earth's Rotation
c)
Density
d)
All of the above
10.
Deep Ocean currents are a result of
a)
Global Wind Patterns
b)
Earth's Rotation
c)
Density
d)
All of the above
11.
The Coriolis Effect is caused by
a)
Earth rotating around the sun
b)
Earth rotating on its axis
c)
The tides
d)
Gravity
12.
The Gulf stream carries _____________ water from the east coast of The United States to the West coast of Europe.
a)
Cold
b)
Warm 
c)
Freezing
d)
Fresh
13.
A horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface.
a)
Gulf Stream
b)
Global Conveyor Belt
c)
Surface Current
d)
Gyre
14.
Upwelling is when deep ocean waters rise to the surface. Upwelling will occur if:
a)
The dep water is saltier than the shallower water
b)
The deep water is denser than the shallower water
c)
Wind blows the shallow water along the coast away from the coast
d)
Wind blows the shallow water along the coast towards the coast.
15.
The rise and fall of the water level of the oceans is called ___
a)
Wave
b)
Tide
c)
Deep ocean current
d)
Surface current
16.
Which tide happens on a full moon?
a)
Spring tide
b)
Neap tide
17.
Which tide is shown in the image?
a)
Spring tide
b)
Neap tide
18.
Which of the following causes most waves?
a)
Tides
b)
Wind
c)
Earthquake
d)
Sea animals
19.

The main difference between ocean water and lake water is that ocean water contains —

a)

oxygem

b)

plants

c)

algae

d)

salinity

20.
Upwelling is most likely to occur in what area?
a)
in a deep sea trench
b)
in a shallow gulf
c)
along a coastline
d)
in open ocean
21.
What is the primary source of energy that generates most ocean waves?
a)
earthquakes
b)
wind
c)
asteriods falling in the ocean
d)
volcanic eruptions
22.
Due to the Coriolis Effect, water in the northern hemisphere moves
a)
clockwise
b)
counter clockwise
c)
both
d)
neither
23.
The large, circular surface-current pattern found in each ocean.
a)
California Current
b)
Surface Current
c)
Gyre
d)
Global Conveyor Belt
24.
Which stages does liquid water from the ocean turn into water vapor?
a)
condesantion
b)
evaporation
c)
precipitation
d)
run off
25.
Which stage does ground water try to return to the ocean or soak into the ground?
a)
condensation
b)
evaporation
c)
precipitation
d)
run off
26.
The supply of freshwater under the Earth's surface.
a)
watershed
b)
mouth
c)
headwaters
d)
groundwater
27.
Any type of moisture that falls to the Earth.
a)
evaporation
b)
precipitation
c)
condensation
d)
transpiration
28.
The release of moisture by living plants.
a)
evaporation
b)
precipitation
c)
condensation
d)
transpiration
29.
What is A?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
30.
What is B?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
31.
What is C?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
32.
What is D?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
33.
Which represents the distribution of water on Earth?
a)
3% freshwater, 97% salt water
b)
97% freshwater, 3% salt water
c)
71% freshwater, 29% salt water
d)
29% freshwater, 71% salt water
34.
The water cycle is powered by the 
a)
sun
b)
wind
c)
air 
d)
biomass
35.

Seawater is typically denser than freshwater due to seawaters-

a)

greater depth

b)

lower mass

c)

higher salinity

d)

higher freezing point

36.

El Nino happens when temperatures in the Pacific Ocean are what?

a)

About normal

b)

Lower than normal

c)

Higher than normal

d)

Changing rapidly

37.

What is the term for when plants lose water to the atmosphere?

a)

Evaporation

b)

Transpiration

c)

Evapotranspiration

d)

Hydroation

38.

What is the most common compound in Seawater?

a)

NaCl

b)

CaCO3

c)

CO2

d)

H2O

39.

What is the bottom of the food chain / pyramid in the ocean?

a)

Phytoplankton

b)

Small fish

c)

Iron

d)

Zooplankton

40.

Where would you find the common "dead zone" in an ocean?

a)

Near the center of a gyre

b)

Near the mouth of a river

c)

Along a coastline, far from cities

d)

At the surface layer, 20 - 30 kilometers at sea

41.

In the Northern Hemisphere, which direction do cold water surface currents usually go?

a)

To the north

b)

To the south

c)

To the East

d)

To the West

42.

How often is it between high tides?

a)

6 hours

b)

6 hours and 10 minutes

c)

12 hours

d)

12 hours and 25 minutes

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