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CHAPTER 8 WORKSHEET FOR MIDTERM

Total questions: 45

Worksheet time: 36mins

Name
Class
Date
1.

Why does the temperature of different layers of the atmosphere vary?

a)

because air temperature increases as altitude increases

b)

because the amount of energy radieated from sun varies

c)

because of interference by humans

d)

because of the composition of gases in each layer

2.

Which of the following would be the best description of the atmosphere?

a)

A mixture of gases in space

b)

Where airplanes fly

c)

Layers of moisture that surround the Earth

d)

Layers of gases that surround the Earth

3.

Which layer do airplanes and jet fly in?

a)

Mesosphere

b)

Stratosphere

c)

Thermosphere

d)

Troposphere

4.

Which layer is above the Stratosphere?

a)

Ionosphere

b)

Thermosphere

c)

Troposphere

d)

Mesosphere

5.
Where we live.
a)
stratosphere
b)
thermosphere
c)
troposphere
d)
mesosphere
6.
The most common gas in the atmosphere (78%).
a)
Nitrogen
b)
Oxygen
c)
Carbon Dioxide
d)
Trace gases
7.
The coldest layer of the atmosphere is the ________.
a)
Mesosphere
b)
Thermosphere
c)
Stratosphere
d)
Troposphere
8.
Even though the air is very thin, the hottest layer is the __________.
a)
Exosphere
b)
Mesosphere
c)
Troposphere
d)
Thermosphere
9.
As distance from Earth increases, air pressure ___________.
a)
decreases
b)
increases
c)
stays the same
d)
none of the above
10.

The lowest layer, where weather occurs is called the ___________________________.

a)

Thermosphere

b)

Mesosphere

c)

Troposphere

d)

Stratosphere

11.

Layer furthest from Earth.

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Thermosphere

12.
The atmosphere keeps the Earth...
a)
Warm enough for life
b)
Too Cold for Life
c)
Spinning
d)
Orbiting the sun
13.

Which layer consists of a large amount of ions and free electrons?

a)

Troposphere

b)

Mesosphere

c)

Ionosphere

d)

Exosphere

14.
In which layer of the atmosphere do we live and weather occurs?
a)
stratosphere
b)
thermosphere
c)
mesosphere
d)
troposphere
15.
What percentage of our atmosphere is made of oxygen? 
a)
1%
b)
21%
c)
78%
d)
25%
16.
The ________ is between the mesosphere and troposphere.
a)
stratosphere
b)
thermosphere
c)
troposphere
d)
mesosphere
17.

Clouds are made of...

a)

a collection of gases like nitrogen and oxygen

b)

a collection of water droplets or ice crystals

18.

The transfer of heat using electromagnetic waves is called...

a)

Conduction

b)

Convection

c)

Radiation

d)

Advection

19.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder
20.
The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
21.
___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
22.
The handle of a metal spoon warms up when it is placed in a hot bowl of soup because of
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
23.
What kind of heat transfer happens when the sun is heating your body?
a)
Conduction
b)
Radiation
c)
Convection
d)
Density
24.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
25.

Ozone is contained in which layer?

a)

exosphere

b)

stratosphere

c)

mesosphere

d)

thermosphere

26.

Why is it harder to breathe at higher elevations, like the top of a mountain?

a)

at higher altitudes, the air is very cold

b)

at higher altitudes, the air pressure is lower

c)

at higher altitudes, the air contains more nitrogen

d)

at higher altitudes, the air contains more carbon dioxide

27.

Thermal energy transferred by circulation of a liquid or gas is called....

a)

Thermal Conduction

b)

Radiation

c)

Convection

d)

Conservation

28.

The process by which gases in the atmosphere absorb thermal energy and radiate it back to earth is called....

a)

The Coriolis Effect

b)

The Greenhouse Effect

c)

Global Warming

d)

Fossil Fuels

29.

One reason for global warming may be

a)

decreasing global gases

b)

increasing global gases

c)

increasing greenhouse gases

d)

decreasing noble gases

30.

Winds always blow from areas of _________ pressure to areas of _________ pressure.

a)

high, high

b)

low, low

c)

high, low

d)

low, high

31.

Which statement correctly defines wind?

a)

Wind is the movement of air from areas of low pressure to areas of high pressure

b)

Wind is the movement of air from areas of high pressure to areas of low pressure.

c)

Wind is the movement of air to a colder area in the atmosphere.

d)

Wind is the movement of air pushed around and bouncing off Earth's surface.

32.

The rotation of the Earth causes winds to bend due to the...

a)

coriolis effect

b)

doldrums

c)

trade winds

d)

westerlies

33.

what is the main cause of the coriolis effect?

a)

earth’s rotation

b)

trade winds

c)

the sun and ocean

d)

temperature

34.
The tropical winds running from 0 to 30 degrees latitude are called:
a)
subtropical westerlies
b)
polar westerlies
c)
trade winds
d)
polar winds
35.

Winds that blow from the North and South pole toward 600 latitude are called...

a)

trade winds

b)

westerlies

c)

polar easterlies

d)

horse latitudes

36.

What causes warm air to rise?

a)

Warm air is less dense than cold air.

b)

Warm air weighs more than cold air.

c)

Warm air has higher pressure than cold air.

d)

Warm air is more dense than cold air.

37.

Air pollution causes all of the following, except

a)

holes in the ozone layer

b)

increased particles in the air

c)

acid rain

d)

healthy air to breath

e)

smog

38.

Natural causes of air pollution include all of the following

a)

forest fires

b)

dust

c)

volcanic ash

d)

wind

e)

pollen

39.

What is the main cause of air pollution?

a)

plowing fields and releasing dust

b)

using solar power

c)

burning fossil fuels

d)

using water power

40.

Climate change caused by extra carbon dioxide in the air that causes heat to get trapped in the atmosphere is called

a)

global warming

b)

photosynthesis

c)

smog

41.
Which of these problems can be caused by air pollution?
a)
Respiratory problems
b)
Reduced food sources for humans
c)
Increased disease for humans
d)
Decrease in global temperatures
42.
The ozone layer protects us from
a)
UV rays
b)
CFCs
c)
Increased atmospheric heat
d)
Decreased atmospheric heat
43.
Global warming is due to 
a)
Greenhouse gases
b)
Nitric and sulfuric acids
c)
CFCs
d)
Ozone depletion
44.

rain, sleet, or snow that contains acids from air pollution is called

(a)  

45.

A rapid change in a body of water's acidity is called (a)  

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