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Marine science chapter 5 oceans and atmosphere

Total questions: 50

Worksheet time: 39mins

Name
Class
Date
1.
The atmospheric layer closest to the Earth's surface 16 km high over equator and 8 km over poles; contains 90% of atmosphere's mass and essentially all its water vapor and clouds; weather occurs here
a)
troposphere
b)
stratosphere
c)
mesosphere
d)
ionosphere
2.
What is the most abundant salt in the sea?
a)
calcium chloride
b)
potassium chloride
c)
magnesium chloride
d)
sodium chloride
3.
The Coriolis Effect is caused by
a)
Earth rotating around the sun
b)
Earth rotating on its axis
c)
The tides
d)
Gravity
4.
Warm ocean currents generally come from
a)
The North Pole
b)
The South Pole
c)
The Equator
d)
Both A and B
5.
Cold ocean currents generally come from
a)
The North Pole 
b)
The South Pole
c)
The Equator
d)
Both A and B
6.
Ocean currents have an affect on which two things
a)
climate and weather
b)
temperature and density
c)
land and sea
d)
equator and poles
7.

What process brings the deep cold ocean currents up to the surface?

a)

Conduction

b)

Global Wind Patterns

c)

Upwelling

d)

Temperature and salinity

8.
The average weather conditions over a long period of time
a)
weather
b)
biome
c)
prevailing winds
d)
climate
9.
Distance north or south of the equator
a)
longitude
b)
latitude
c)
elevation
d)
weather
10.

What is an example of how a large body of water, such as an ocean, can influence climate?

a)

Rushing water from tides cools the land.

b)

There is no influence on climate from an ocean.

c)

Cool ocean air causes a cool climate.

d)

Warm ocean air causes a dry climate.

11.

The Gulf Stream is a warm water current that flows away from the equator to northern Europe. Which of these does this cause?

a)

crashes of warm and cool water in the ocean

b)

colder climates near the equator

c)

warm climates in northern Europe

d)

large waves on the coast of Europe

12.

A periodic reversal of the pattern of ocean currents and the water temperatures in the mid Pacific region

a)

El Nino

b)

windward

c)

leeward

d)

rain shadow

13.
The sun's rays are least direct
a)
near the poles
b)
near the equator
c)
at high altitude
d)
far from the ocean
14.
What is the name of this line at 0 degrees latitude?
a)
Prime Meridian
b)
Equator
c)
North Pole
d)
South Pole
15.
Which BEST describes why latitudes closest to the equator have warmer climates?
a)
they are at lower elevations
b)
they receive more solar energy
c)
they are nearer to ocean currents
d)
they get more winds that carry energy in the form of heat
16.
What causes wind?
a)
movement of high pressure to low pressure
b)
movement of low pressure to high pressure
17.

The Coriolis effect causes ___________.

a)

the Earth to rotate on its axis

b)

earthquakes

c)

global winds and ocean currents to move in a curved path instead of a straight line

d)

the Earth to revolve around the sun

18.

Which statement below is correct?

a)

Ocean water stores heat, and currents circulate the heat around the world, affecting the climate all

over the world.

b)

Ocean water is cold, and currents circulate the cold water to the poles, affecting the climate at the

poles.

c)

Ocean water is warm, and currents circulate the warm water to the equator, affecting the climate at

the equator.

d)

Ocean water releases heat quickly, and currents circulate the cooling water around the world,

affecting the climate all over the world.

19.

When air is heated it becomes

a)

More dense

b)

Less dense

c)

Moist

d)

Dry

20.

This map shows the flow of ocean currents. Which is a reason for the flow? Check all that apply

a)

Wind

b)

Decreasing temperatures increasing density

c)

Volcanoes on the Ocean Floor

d)

Increased Salinity increasing density

21.

Ocean currents are created by

a)

Dense cold water sinking

b)

Dense cold water rising

c)

Less dense water sinking

d)

Less dense warm water rising and more dense cold water sinking

22.

_______ is created by unequal heating of the Earth’s surface. Check all that apply

a)

Conduction

b)

Radiation

c)

Wind

d)

Ocean Currents

e)

River movement

23.

Heat flow in the oceans and the atmosphere is

a)

Cool flows down – warm flows up

b)

Cool flows up – warm flows down

c)

Cool flows up – warm flows up

d)

Cool flows down – warm flows down

24.

What is the driving force of currents in the oceans and atmosphere?

a)

Equal hating of the Earth by the Sun

b)

Solar radiation heating only the oceans

c)

Solar radiation heating only the land surfaces

d)

Unequal heating of the Earth by the Sun

25.

Ocean currents move warm water:

a)

From the equator to the poles

b)

From the poles to the equator

c)

From the Atlantic to the Pacific

d)

Along the Antarctic flow

26.

Upwelling is where:

a)

Well water is pumped to the surface

b)

Nutrients are moved from the surface to the bottom of the ocean

c)

Nutrients move up from the ocean bottom to the surface

d)

Excessive nutrients are added to the water (Eutrophication)

27.

What causes deep ocean currents

a)

Wind

b)

Large schools of fish swimming below the surface

c)

the Coriolis effect

d)

Differences in temperature and salinity

28.

What causes Surface currents

a)

Differences in Salinity

b)

Winds

c)

The Coriolis effect

d)

Both the wind and the Coriolis effect

29.

What are the large surface currents that rotate due to winds and The Coriolis effect called

a)

Spinners

b)

Gyres

c)

Whirpools

d)

Cyclones

30.

Another currents which carry water around the planet are called the thermohaline or

a)

The Great Ocean Conveyor Belt

b)

The Ocean Gyre

c)

The Pycnocline

d)

The Temperature/Salinity difference current

31.
The Earth's ____________ is the layer of gases that surround the planet and make it possible for living things to survive on Earth.
a)
atmosphere
b)
water cycle
c)
shell
d)
land
32.

The reason ocean temperatures stay relatively constant (the same) all year round:

a)

Water has a low specific heat

b)

Deep water upwelling mixes the warm and cold water together

c)

The water is salty and keeps the temperature warm

d)

Water has a high specific heat

33.

________________ is the transmission of heat energy through space by electromagnetic waves.

a)

Convection

b)

Thermocline

c)

Radiation

d)

Conduction

34.

The five (5) circular surface currents in the ocean are called: ___________.

a)

Upwellings

b)

Gyres

c)

Thermohalines

d)

Thermoclines

35.

The total amount of dissolved salt in water is referred to as its: ______________________.

a)

Density gradient

b)

pH

c)

Specific gravity

d)

Salinity

36.

Which factors affect the density of seawater?

a)

Wind and gravity

b)

Salinity and pH

c)

Temperature and salinity

d)

pH and temperature

37.

When the ocean water absorbs too much carbon dioxide from the atmosphere, it: _______________________.

a)

lowers the pH and becomes more acidic

b)

makes the water more alkaline

c)

raises its overall temperature

d)

slows the Great Ocean Conveyor Belt

38.

One of the major ways oceans contribute to weather systems is that the oceans -

a)

provide a diverse habitat for many organisms.

b)

store and transport the Sun’s heat energy.

c)

experience changes in amounts of dissolved salt.

d)

reach depths that can be as much as 12,000 meters.

39.

A system of low pressure with rotating clouds was forming over an ocean. Which weather event will likely result?

a)

Monsoon

b)

Hurricane

c)

Blizzard

d)

Tornado

40.

Which of the following correctly identifies the major source for the energy that creates hurricanes?

a)

A Sun's radiation

b)

Ocean currents

c)

Moon's gravity

d)

Earth's rotation

41.

Where do hurricanes typically form?

a)

Over land

b)

Over deserts

c)

Over cold oceans

d)

Over warm oceans

42.

Why are hurricanes given categories, such as Category 1, Category 2, etc.?

a)

To confuse people

b)

To determine their color

c)

To measure their strength

d)

To name them

43.

How is the strength of a hurricane measured?

a)

By its name

b)

By the number of people it affects

c)

By its category on the Saffir-Simpson scale

d)

By its speed

44.

What is a storm surge, and why is it dangerous during a hurricane?

a)

A type of dessert

b)

A strong wind

c)

A rapid temperature drop

d)

A rise in sea level due to hurricane winds

45.

Which are greenhouse gases?

a)

Oxygen

b)

Carbon Dioxide

c)

Nitrogen

d)

Methane

46.
What is the greenhouse effect?
a)
The warming of a planet due to trapped radiation.
b)
The cooling of Earth due to air pollution.
c)
The heating of a solid, such as a rock.
47.
Without the Greenhouse Effect the Earth would be
a)
warm 
b)
cold
c)
dead
48.

So if greenhouses gasses are normal, what's the problem?

a)

Too many greenhouse gasses can cause the Earth to warm up too much

b)

Too many greenhouse gasses can cause the Earth to cool down too much

c)

They are turning everything on Earth green

d)

There isn't a problem with greenhouse gases

49.
How does the amount of greenhouse gases in the atmosphere affect the atmosphere's temperature?
a)
If greenhouse gases in the atmosphere increase, they trap more heat and warm the atmosphere.
b)
If greenhouse gases in the atmosphere increase, they trap less heat and the atmosphere cools.
c)
If greenhouse gases in the atmosphere decrease, they trap more heat and warm the atmosphere. 
d)

If greenhouse gases increase, the atmosphere will turn green in color.

50.

Which of the following does NOT happen to solar energy when it reaches Earth?

a)

Some solar energy reflects off the atmosphere, back to space

b)

Some solar energy passes through Earth and comes out the other side

c)

Some solar energy is absorbed by land and water

d)

Some solar energy is radiated from the Earth's surface and trapped by the atmosphere