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Atmosphere & Climate Change

Total questions: 45

Worksheet time: 45mins

Name
Class
Date
1.

What is the primary gas found in Earth's atmosphere?

a)

Carbon Dioxide

b)

Nitrogen

c)

Oxygen

d)

Argon

2.

Weather is a region's

a)

the long-term prevailing atmospheric conditions

b)

determined only by seasonal daylight hours

c)

the atmospheric conditions on a given day

d)

never affected by ocean currents

3.

Elevation is a factor in climate because under most conditions

a)

temperature falls as elevation increases

b)

temperature rises as elevation increases

c)

temperature is not affected by elevation

d)

snowfall is unlikely at high elevation

4.

Seasonal changed in daylight hours and climatic conditions are caused by

a)

the annual change of distance from sun to Earth

b)

ocean currents

c)

lunar phases

d)

the 23.5 degree tilt of Earth's axis

5.

The ozone layer protects living organisms on Earth by

a)

enhancing solar energy

b)

blocking solar ultraviolet (UV) radiation

c)

blocking solar infrared (IR) radiation

d)

preventing escape of water vapor

6.

Though CFC production has been curtailed, the threat to upper atmospheric ozone continues because CFCs

a)

become harmless quickly

b)

break down ozone for only a short time

c)

persist but stop breaking down ozone

d)

persist and continue to break down ozone for decades

7.

Which of the following does not reduce CO2 in the atmosphere?

a)

animal respiration

b)

tropical rain forest

c)

oceans

d)

phytoplankton

8.

Which of the following would not be a consequence of an increase in global temperature?

a)

increased frequency of major droughts

b)

increased frequency of major storms

c)

increased polar ice mass

d)

rising sea levels

9.

The average global temperature has _____ during the 20th century.

a)

remained the same

b)

increased every year

c)

risen some years and fallen other years but has increased overall

d)

risen some years and fallen other years but has decreased over all

10.

Which of the following gases is MOST responsible for the greenhouse effect?

a)

nitrous oxide

b)

methane

c)

oxygen

d)

water vapor

11.

The attempt to slow climate change is made difficult by

a)

economic factors

b)

political factors

c)

social factors

d)

all of these factors

12.

Some of the warming that has been observed over the 20th century can be attributed to

a)

human activity

b)

plant growth

c)

glacial melting

d)

droughts

13.

In what layer of the atmosphere is the ozone layer?

a)

troposphere

b)

mesosphere

c)

stratosphere

14.

Average temperature and precipitation combine to make

a)

climate

b)

weather

c)

atmosphere

15.

0o Latitude is the

a)

North Pole

b)

Equator

c)

South Pole

16.

Cold air

a)

rises

b)

sinks

c)

stays where it is

17.

Warm air

a)

rises

b)

sinks

c)

stays where it is

18.

Ozone-destroying molecules

a)

CFCs

b)

Oxygen

c)

Carbon Dioxide

19.

The treaty signed by many countries to lower the amount of CFCs put into the atmosphere (to save the ozone layer) is called the

a)

Montreal Protocol

b)

US Constitution

c)

Kyoto Protocol

20.

the long term prevailing weather conditions at a particular place

a)

climate

b)

latitude

c)

El Nino

d)

La Nina

21.

an area in the stratosphere where ozone is highly concentrated

a)

ionosphere

b)

stratosphere

c)

troposphere

d)

ozone layer

22.

a thinning stratospheric ozone that occurs over the poles during the spring

a)

ozone hole

b)

stratosphere hole

c)

strato hole

d)

loop hole

23.

might be damaging the ozone layer

a)

chlorofluorocarbons

b)

sulfur oxide

c)

nitrogen oxide

d)

carbon monoxide

24.

gases that do absorb and reradiate infrared radiation from the sun

a)

greenhouse gases

b)

nitrogen gases

c)

carbon dioxide

d)

water vapor

25.

an attempt to create a global treaty to reduce greenhouse gas emissions

a)

Intergovernmental Panel on Climate Change (IPCC)

b)

Paris agreement

c)

Kyoto Protocol

26.
What does ozone in the atmosphere do?
a)
it absorbs and traps heat energy
b)
it provides a place for water vapor to condense
c)
it protects against harmful uv radiation
d)
it helps plants grow
27.
Which of the following have been linked to climate change?  
a)
droughts
b)
flooding
c)
melting of polar ice caps
d)
all of the above
28.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
29.
Visible light reaches Earth’s surface while infrared light is trapped as heat. Which characteristic of Earth’s atmosphere causes this to happen?
a)
the hole in the ozone
b)
the greenhouse effect
c)
atmospheric pressure
d)
the inversion layer
30.

The most abundant greenhouse gas in the atmosphere is ___________________.

a)

oxygen

b)

nitrogen

c)

carbon dioxide

d)

argon

31.

The gases that make up Earth’s atmosphere are commonly referred to as air. What are the two most abundant gases in the atmosphere?

a)

nitrogen and carbon dioxide

b)

nitrogen and oxygen

c)

water vapor and argon

d)

oxygen and carbon dioxide

32.
The layer of atmosphere closest to the Earth is called the
a)
mesosphere
b)
stratosphere
c)
troposphere
d)
proctosphere
33.
Air in the atmosphere is 78%
a)
Einsteinium
b)
nitrogen
c)
oxygen
d)
carbon dioxide
34.

Which of the following are greenhouse gases?

a)

Carbon dioxide

b)

Methane

c)

Water vapor

d)

All answers are correct

35.
Increased carbon dioxide may cause global warming by
a)
allowing more sunlight into the atmosphere.
b)
reflecting more sunlight from clouds.
c)
reducing the amount of oxygen in the air.   
d)
trapping more heat in the atmosphere.
36.
Which is a natural source of greenhouse gases?
a)
aerosols
b)
deforestation
c)
volcanic eruptions
d)
burning fossil fuels
37.

The Clean Air Act- regulates vehicle emissions.

a)

true

b)

false

38.
An air pollution prevention mechanism found in vehicles. 
a)
combustion chamber
b)
electrostatic precipitator
c)
scrubber
d)
catalytic converter
39.
What is a primary pollutant? 
a)
pollutant that is put directly into air by human activities
b)
pollutants that react with other primary pollutants
40.
Which two primary pollutants most often result in acid rain?
a)
sulfuric dioxide and nitric oxide
b)
carbon monoxide and VOCs
c)
ZEVs and VOCs
d)
carbonic acid and citric acid
41.
Ozone and acid rain are both pollutants formed through reactions in the atmosphere. This makes them
a)
primary air pollutants
b)
secondary air pollutants 
c)
atmospheric transport
d)
atmospheric deposition
42.

The Clean Air Act...

a)

sets limits on illegal dumping of pollution in our waterways

b)

cleans the air with scrubbers

c)

sets limits on certain air pollutants & how much can be emitted by companies & industries

d)

helps farmers use less pesticides & fertilizers on their crops

43.
Which of the following is the best conclusion that can be made from this graph?
a)
atmospheric carbon dioxide levels have been decreasing since 1960
b)
Hawaii has a lot of carbon dioxide
c)
humans have been working hard to decrease carbon dioxide levels
d)
atmospheric carbon dioxide levels have increased steadily since 1960
44.
Which natural process removes carbon dioxide from the atmosphere?
a)
forest fires
b)
volcanic eruptions
c)
cellular respiration
d)
photosynthesis
45.
How does the concentration of carbon dioxide in the atmosphere affect climate?
a)
As carbon dioxide concentrations increase, temperatures increase
b)
As carbon dioxide concentration increase, temperatures decrease.
c)
Carbon dioxide concentrations have no affect on climate
d)
As carbon dioxide concentrations increase, temperatures become more random.

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