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Human Impact on Climate Review

Total questions: 38

Worksheet time: 21mins

Name
Class
Date
1.

The greenhouse effect is about

a)

warming the atmosphere because of increased CO2 levels

b)

warming the atmosphere because of decreased CO2 levels

c)

cooing the atmosphere because of increased CO2 levels

d)

cooling the atmosphere because of decreased CO2 levels

2.

The greenhouse effect is a natural process

a)

true

b)

false

3.

The greenhouse effect is caused by

a)

more heat arriving at the Earth from the sun

b)

the Earth releasing more heat at night

c)

gases in the air trapping heat released by the Earth

4.

The graph shows us that

a)

the earth temperature is always increasing

b)

the earth's temperature has steadily increased since 1900

c)

the earth's temperature has steadily rising since the 1960s

d)

the earth's temperature decreased during the 19th and 20th centuries

5.
 Which of the following activities contributes the most to carbon emissions globally?
a)
Deforestation
b)
Agriculture
c)
Burning fossil fuels
d)
Respiration
6.
Melting of glaciers and polar ice caps....
a)
will result in cooler temperatures in the Arctic
b)
will result in sea-levels rising
c)
Will have no effect on ecosystems
d)
None of the above
7.
Which of the following are greenhouse gases?
a)
Carbon dioxide
b)
Methane
c)
Water vapor
d)
All answers are correct
8.
What happens to the temperature if more greenhouse gases are released into the atmosphere?
a)
Temperature goes up
b)
Temperature goes down
9.
Over the past 200 years, the level of carbon dioxide in the atmosphere has
a)
decreased slightly.   
b)
increased until recently, and then decreased.
c)
increased steadily.   
d)
stayed about the same.
10.
When humans burn fossil fuels, most of the carbon quickly enters the _______ as carbon dioxide
a)
water
b)
atmosphere
c)
sun
d)
air
11.
Which of these does not add CO2 to the atmosphere
a)
cooking with gas
b)
planting trees
c)
burning wood
d)
riding in a bus
12.
Combustion is another word for
a)

burning

b)

melting

c)

exploding

d)

incinerating 

13.
How do living organisms return carbon to the atmosphere in the carbon cycle
a)

respiration and decomposition

b)

respiration and photosynthesis

c)

death

d)

burning

14.
How are the burning of fossil fuels and volcanic eruptions similar with respect to their effects on the carbon cycle
a)

both remove carbon from the atmosphere

b)

both add carbon to the atmosphere

c)

both add carbon to the lithosphere

d)

both remove carbon from the lithosphere

15.
Carbon is stored in
a)
trees and other living things
b)
oceans
c)
underground in soil and fossil fuels
d)
all are correct
16.
Water vapor is a greenhouse gas
a)
True
b)
False
17.

Earth's energy budget tracks how much energy flows in and out of Earth's climate.

a)

True

b)

False

18.

The way in which heat is trapped close to the surface of Earth by gases in our atmosphere is known as

a)

The Trapping Effect

b)

The Gaseous Effect

c)

The Greenhouse Effect

d)

The Earth Energy Budget Effect

19.

Earth's energy budget is like an equation. Choose the correct equation.

a)

energy in = energy out

b)

energy in is less than energy out

c)

energy in is more than energy out

20.

Which type of energy is emitted from Earth to the atmosphere?

a)

ultraviolet radiation

b)

visible radiation

c)

infrared radiation

d)

aurora borealis

21.

When Earth receives energy from the Sun, some energy is not reflected back into space.

a)

True

b)

False

22.

When Earth receives energy from the Sun, some of it is absorbed by the atmosphere.

a)

True

b)

False

23.

When Earth receives energy from the Sun, some is absorbed by land and water.

a)

True

b)

False

24.

When Earth receives energy from the Sun, the energy is spread evenly over Earth.

a)

True

b)

False

25.

A light color has a higher albedo than a dark color.

a)

True

b)

False

26.

A dark color has a higher albedo than a light color.

a)

True

b)

False

27.

The higher the albedo of a material, the more solar energy will reflect.

a)

True

b)

False

28.

When did climate change (CO2 in the atmosphere) increase significantly?

a)

1800s Industrial Revolution

b)

1600s Industrial Revolution

c)

1800 Crusades

d)

1600 Crusades

29.

What is the definition of climate?

a)

The condition of the air around the Earth

b)

The rainforest

c)

The pattern of weather over time

d)

How hot it is in a certain place

30.

What types of data have scientists collected related to climate change?

a)

Measuring Earth’s current temperature and CO2

b)

Examining ice/glacier melting

c)

Taking educated guesses

d)

The ice caps are getting bigger/growing

31.

In the 1800's why did CO2 levels increase significantly?

a)

New factories were being built that caused more pollution

b)

The civil war caused more pollution

c)

Scientists figured out how to clean up pollution in the air

d)

It did not increase

32.

What are some potential consequences of climate change?

a)

The sea levels will rise putting seaside towns and cities at risk of drowning

b)

The sea levels will drop putting seaside towns and cities at risk of drowning

c)

More extreme weather

d)

Animals will be able to adapt to the changes

33.

Melting land ice...

a)

causes sea levels to rise because it adds water to the ocean.

b)

does not cause sea levels to rise because the water fills the space left by the melted sea ice.

34.

MAIN greenhouse gas responsible for Climate Change is:

a)

nitrogen

b)

carbon

c)

carbon dioxide

d)

methane

35.

Which natural process removes carbon dioxide from the atmosphere?

a)

forest fires

b)

volcanic eruptions

c)

cellular respiration

d)

photosynthesis

36.
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
37.
The average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature?
a)
lower levels of ozone in the atmosphere
b)
lower levels of nitrogen in the atmosphere
c)
higher levels of carbon dioxide in the atmosphere
d)
higher levels of oxygen in the atmosphere
38.
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