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CLASSWORK: Global Warming

Total questions: 35

Worksheet time: 26mins

Name
Class
Date
1.

Global warming is the term used to describe the RISING of the average temperature on Earth.

a)

True

b)

False

2.

Global warming has negative effects on plants, animals and human beings.

a)

True

b)

False

3.

Deforestation is another cause of global warming.

a)

True

b)

False

4.

Recycling, saving energy and using bicycles instead of cars can help reduce Global Warming.

a)

True

b)

False

5.
Which 2 greenhouse gases contribute the MOST to global warming of Earth?
a)
N2O and H2O
b)
O3 and H2O
c)
CO2 and CH4
6.
Which of the following sets of evidence supports global warming?
a)
CO2 levels rising
b)
Sea Levels rising
c)
Glacier mass decreasing
d)
All of the Above
7.
The following graph tells us what?
a)
Sea Levels are decreasing.
b)
Sea Levels are rising.
8.
What are some predictions about local changes brought on by global warming?
a)
More severe thunderstorms
b)
Days warming faster than nights
c)
Rising sea levels
d)
All of the above
9.

What is Global Warming?

a)

Increasing temperature in Earth's atmosphere

b)

Decreasing temperature in a city

c)

Increasing rain rates in Earth

d)

Decreasing temperature rates

10.
What is the mixture of gases surrounding the Earth called?
a)
carbon
b)
concentration
c)
atmosphere
d)
emissions
11.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
12.

Which of the following is a consequence of global warming? (Choose all that apply)

a)

Seas rising (flooding)

b)

Loss of habitat for animals.

c)

More severe storms and weather.

d)

Increased forest fires and drought.

13.

Which one is not a fossil source?

a)

petrol

b)

sun

c)

coal

d)

natural gas

14.
Over an extended period of time, the United States has been responsible for the majority of global CO2 emissions, at 25% of the total for all countries. In 2008, the largest emitter was
a)
United States
b)
Japan
c)
China 
d)
Russia
15.
The threat of global warming can be addressed by
a)
using energy more efficiently
b)
reducing deforestation
c)
slowing population growth
d)
shifting to renewable resources
16.
The term "greenhouse effect" describes
a)
occupational diseases of florists
b)
the trapping of heat energy in the troposphere by certain gaseous molecules
c)
the trapping of heat energy in the stratosphere by nitrogen
d)
efforts by the White House to support environmental legislation
17.
All of the following are greenhouse gases except
a)
water vapor
b)
nitrogen
c)
carbon dioxide
d)
nitrous oxide
18.

As greenhouse gasses increase, what happens to Earth's temperature?

a)

Increase

b)

Decrease

c)

Stays the Same

d)

No Trend

19.

As greenhouse gasses increase, what happens to heat flow out?

a)

Increase

b)

Decrease

c)

Stays the Same

d)

No Trend

20.

Why do we need greenhouse gasses?

a)

We don't! All greenhouse gasses are bad

b)

They help regulate Earth's climate

c)

They decrease Earth's temperature

d)

None of the above

21.
Which one of the choices below is NOT a  cause for global warming?
a)
Having too many cows
b)
Burning Fossil Fuels
c)
Planting new trees
22.
Which of the following is the most troubling greenhouse gas being produced by humans?
a)
Water Vapor
b)
Carbon Dioxide
c)
Methane
d)
Nitrous Oxide
23.
Global warming and the greenhouse effect are exactly the same.
a)
True
b)
False
24.
Burning fossil fuels is one of the main causes for global warming.
a)
True
b)
False
25.

Trees are so important to our environment because they absorb (sink) which greenhouse gas?

a)

methane

b)

carbon dioxide

c)

water vapor

d)

oxygen

26.

Reducing the effects of global warming is achieved by:

a)

Car pooling

b)

Use of non-renewable resources

c)

Reforestation

d)

Using more fossil fuel

27.

The extreme heat resulted in forest fires, releasing harmful gases, burning the forest and soil. Select ALL the spheres affected:

a)

Biosphere

b)

Geosphere

c)

Atmosphere

d)

Hydrosphere

28.

Select ALL the spheres affected due to the melting of the polar ice caps:

a)

Biosphere

b)

Geosphere

c)

Atmosphere

d)

Hydrosphere

29.

Plants make their own food and release oxygen. Select ALL the spheres affected due to removal of trees from the ground:

a)

Biosphere

b)

Geosphere

c)

Atmosphere

d)

Hydrosphere

30.

The heating of the blanket of air around us is linked to the:

a)

Biosphere

b)

Geosphere

c)

Atmosphere

d)

Hydrosphere

31.

The image shows:

a)

Vehicle Power

b)

Vehicle Emission

c)

Vehicle Petrol

d)

Vehicle Nirtous

32.

Which best defines the "greenhouse effect?"

a)

The housing of carbon dioxide

b)

The trapping of heat in the atmosphere

c)

The trapping of water in the atmosphere

d)

The excessive pressure of greenhouse gases acting on earth

33.

Movies like: "The Day After Tomorrow" and "Ice Age" are examples of the topic:

a)

Global Depletion

b)

Global Warming

c)

Global Cooling

d)

Global Death

34.

Cloud cover is an example of which greenhouse gas?

a)

water vapor

b)

methane

c)

carbon dioxide

d)

flouride

35.

What country leads in the emission of carbon dioxide?

a)

Canada

b)

Saudi Arabia

c)

USA

d)

China

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