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convection currents

Total questions: 28

Worksheet time: 15mins

Name
Class
Date
1.

what is the coriolis effect

a)

the winds from north to south

b)

atmosphere winds

c)

fortnite battle pass

d)

or ocean currents

2.

During a land breeze, warm air comes from the ocean.

a)

False

b)

True

3.

During a sea breeze, in the day, does warm, or cool air come from the land?

a)

Warm Air

b)

Cool Air

4.

Does cool air always replace warm air?

a)

There could be a possibility

b)

No

c)

maybe... ... . . . . ... . .... . .. .

d)

Yes

5.

Is a land breeze at night?

a)

NO

b)

Yes

6.

In a land breeze, is the water or land, warmer?

a)

Land

b)

They are the same temperature

c)

sky

d)

Water

7.
Energy for convection on the Earth comes from...
a)
The sun
b)
The moon
c)
Solar winds
d)
The ocean
8.
Is hot air LESS dense or MORE dense than cold air?
a)
LESS dense
b)
MORE dense
c)
EQUAL density
d)
HAS NO density
9.
Hot air rises because...
a)
it is less dense
b)
it is heavier
c)
it is more dense
d)
it contains Helium
10.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
11.
Deep Ocean currents are a result of
a)
Global Wind Patterns
b)
Earth's Rotation
c)
Density
d)
All of the above
12.
The Coriolis Effect is caused by
a)
Earth rotating around the sun
b)
Earth rotating on its axis
c)
The tides
d)
Gravity
13.
As you go deeper in the ocean, the water is colder and less salty.
a)
True
b)
False
14.
Two types of water currents are
a)
local and global
b)
sea and land
c)
surface and deep
d)
warm and cold
15.
Why are surface currents at the surface of the ocean?
a)
colder temperature
b)
colder temperature & more salinty
c)
warmer temperature & less salinty
d)
less salinty
16.
Where is ocean water the densest.
a)
The surface
b)
The middle
c)
The bottom
d)
Lake Michigan
17.

Deep Ocean currents are a result of

a)

Global Wind Patterns

b)

Earth's Rotation

c)

Density

d)

All of the above

18.
Movements of ocean water in a continuous flow are called?
a)
ocean currents
b)
global winds
c)
air mass
d)
front
19.

The salt content of a substance

a)

density

b)

temperature

c)

convection

d)

salinity

20.

Surface Ocean currents are primarily caused by

a)

temperature and salinity

b)

wind

c)

convection

d)

continental drift

21.

Deep Ocean currents are primarily caused by

a)

temperature and salinity

b)

wind

c)

gravity

d)

precipitation

22.

If a material is less dense then water, it will

a)

sink

b)

float

c)

be neutrally buoyant

d)

freeze

23.
Earth’s climate system is powered mainly by energy from:
a)
Tilt
b)
The sun
c)
Latitude
d)
The rain shadow
24.
Energy for convection on the Earth comes from...
a)
The sun
b)
The moon
c)
Solar winds
d)
The ocean
25.
In convection, COOL air
a)
Rises
b)
Sinks
26.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
27.
Warm air is __________ dense than cold air and rises creating convection currents.
a)
more
b)
less
28.
Near the ceiling of a room the air is warmer.  The warm air rises because of
a)
conduction
b)
convection
c)
radiation

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