WorksheetsGLOBAL WARMING
Total questions: 15
Worksheet time: 7mins
Name
Class
Date
1.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
2.
The greenhouse gas having the greatest role in human-caused global warming is
a)
methane
b)
carbon dioxide
c)
CFCs (chlorofluorocarbons)
d)
ozone
3.
Why is the increase of Greenhouse gasses a big issue?
a)
It causes climate change and increase in the global temerature
b)
It can lead to a major increase in Greenhouses
c)
It leads to more factories
d)
It causes a major decrease in people
4.
The gradual increase in the temperature of the atmosphere is known as ________________.
a)
Greenhouse Effect
b)
Global Warming
c)
Carbon Dioxide Gases
d)
Methane
5.
How can global warming cause sea levels to rise? Choose the best answer.
a)
by causing it to rain more often
b)
by melting glaciers and ice caps
c)
by increasing the number of undersea volcanic eruptions
d)
by creating bigger and more powerful hurricanes
6.
Why does cutting down trees increase global warming?
a)
trees soak up carbon dioxide
b)
trees provide shade which counteracts global warming
c)
trees absorbs the sun's energy without radiating back into the atmosphere
d)
trees drain greenhouse gases like methane from soil
7.
What happens to the temperature if more greenhouse gases are released into the atmosphere?
a)
Temperature goes up
b)
Temperature goes down
8.
Global warming and the greenhouse effect are exactly the same.
a)
True
b)
False
9.
Things you can do to help decrease global warming include:
a)
Eat more ice cream.
b)
Keep your freezer door open.
c)
Keep your air conditioner on high.
d)
Turn off your lights when you’re not using them.
10.
Which of the following could increase the amount of greenhouse gasses in our atmosphere?
a)
Burning fossil fuels
b)
Planting trees
c)
Walking to school and work
d)
Cutting down trees
11.
How are greenhouse gasses harming our environment?
a)
They aren't
b)
Less heat is able to escape causing the Earth to cool down
c)
Less heat is able to escape causing the Earth to warm up
d)
More heat is able to escape
12.
How is the greenhouse effect produced?
a)
When solar energy trespasses the atmosphere.
b)
When some energy is reflected back to earth.
c)
When the green house is burned.
d)
When the sun doesn't emit radiation.
13.
Which of the following is NOT an effect of Global Warming?
a)
Polar ice caps will melt.
b)
Coastal regions will be covered with rising sea levels.
c)
Some areas will experience serious droughts
d)
The Earth's rotation will slow down and eventually stop
14.
What is the mixture of gases surrounding the Earth called?
a)
carbon
b)
concentration
c)
atmosphere
d)
emissions
15.
Each one of these gases is a greenhouse gas, except which one?
a)
carbon dioxide
b)
water vapor
c)
hydrogen dioxide
d)
methane
100 %
