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Unit 3 Review

Total questions: 35

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

______ cause surface currents.

a)

The Coriolis Effect

b)

gravity

c)

density differences

d)

Surface wind patterns

2.

As plants and animals in the ocean die, the nutrients produced from their decay _____.

a)

are recycled by the Global Conveyor Belt

b)

sink to the bottom

c)

are destroyed by sunlight

d)

become coral reefs

3.

Nutrients are brought to the surface for phytoplankton to use at _______.

a)

gyres

b)

eddies

c)

upwellings

d)

the equator

4.

_______ causes the Coriolis Effect

a)

Earth's rotation

b)

gravity

c)

wind

d)

density

5.

Gyres in the northers hemisphere are surface currents that turn _________ due to the Coriolis Effect.

a)

clockwise

b)

counterclockwise

c)

toward the right

d)

toward the bottom of the ocean

6.

When looking at a satellite map of eddies, the cold-core eddies are more likely to have ________.

a)

downwellings

b)

upwellings

c)

very few nutrients

d)

very little dissolved oxygen

7.

Two types of ocean currents are

a)

local and global

b)

sea and land

c)

surface and deep

d)

warm and cold

8.

Temperature and salinity differences in ocean water cause:

a)

Mid-ocean ridges

b)

Deep Currents

c)

Surface Currents

d)

High tide and low tide

9.

Warm ocean currents generally come from

a)

The North Pole

b)

The South Pole

c)

The Equator

d)

Both A and B

10.

Movements of ocean water in a continuous flow are called?

a)

ocean currents

b)

global winds

c)

air mass

d)

front

11.
As salinity  increases
a)
Density increases
b)
Density decreases
12.
As Density  increases
a)
Temperature decreases
b)
Temperature increases
13.
The warm, strong current off the coast of Florida is the 
a)
Gulf Stream
b)
California Current
c)
North Equatorial Current
d)
Brazil Current
14.
What is the process where cold, deep water rises to the surface with nutrients?
a)
Upwelling
b)
Downwelling
c)
Swelling
d)
Tides
15.
Upwelling provides _________ for many sea organisms.
a)
Water
b)
Nutrients
c)
Air
d)
Heat
16.
Ocean currents bring warm water from the equator towards Earth's
a)
Southern Hemisphere
b)
Continents
c)
Equator
d)
Poles
17.
Currents release heat energy and this can affect an area's
a)
Oxygen
b)
Climate
c)
Upwelling
d)
Sunlight
18.
What do ocean currents move around the world?
a)
Gases
b)
Nutrients
c)
Heat Energy
d)
All of these
19.

Which statement correctly describes the motion of water particles due to the action of waves?

a)

they travel from one crest to another

b)

they move in opposite direction of the wave

c)

they rise and fall in a circular motion

d)

they move back and forth

20.

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

21.

What is a trough?

a)

highest point on a wave

b)

lowest point on a wave

c)

longest point on a wave

d)

shortest point on a wave

22.

What is a crest?

a)

lowest point of a wave

b)

longest part of a wave

c)

shortest part of a wave

d)

highest point of a wave

23.

What is the distance between two waves?

a)

wave period

b)

wave frequency

c)

wave length

d)

wave height

24.

Which of the following is not a cause of a tsunami?

a)

Volcanic eruption

b)

Tornado

c)

Underwater earthquakes

d)

Landslide

25.

The two main parts of a wave are_____

a)

Wavelengths and wave heights.

b)

Swells and whitecaps.

c)

Crests and troughs.

d)

Rises and dips.

26.
Which vocabulary term is used to identify point A on the diagram?
a)
Amplitude
b)
Crest
c)
Frequency
d)
Trough
27.

What is distance from a wave's crest to the trough called?

a)

wave height

b)

wave length

c)

wave frequency

d)

wave period

28.

Water does not move, _____________ moves.

a)

Water

b)

Energy

c)

Waves

d)

Fish

29.

The movement of wind and water caused by Earth's rotation is called ________.

a)

Waves

b)

Coriolis Affect

c)

Geysers

d)

The atmosphere

30.

What is the shape of continents and other landmasses that affect currents?

a)

Topography

b)

Physical Features

c)

Landscapes

d)

Horizon lines

31.

What picture best depicts an Eddy?

a)
b)
c)
d)
32.

Which picture best depicts the topography of the ocean floor?

a)
b)
c)
d)
33.

Which picture depicts ocean currents around the world?

a)
b)
c)
d)
34.

Vertical movement of water is referred to as welling. When water from the surface of the ocean moves deeper into the ocean this is:

a)

upwelling

b)

downwelling

c)

minesweeper

d)

minecraft

35.

What can cause a wave in the ocean?

a)

Wind

b)

Earthquake

c)

Volcanic Eruption

d)

Landslide

e)

All of Theses can cause waves