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- 1. Multiple Choice
CO₂ is also known as...
carbon dioxide
carbon monoxide
carbon footprint
- 2. Multiple Choice
CO₂ is made up of...
3 carbon atoms
1 carbon atoms and 2 oxygen atoms
2 carbon atoms and 1 oxygen atom
- 3. Multiple Choice
At room temperature, carbon dioxide is a...
solid
liquid
gas
- 4. Multiple Choice
How much of the Earth's atmosphere is carbon dioxide?
less than 1%
6 %
more than 80%
- 5. Multiple Choice
By what year has the UK government said all new vehicles must be free from CO₂ emissions?
2036
2038
2040
- 6. Multiple Choice
Methane is a compound containing
1 carbon atom and 1 hydrogen atom
1 carbon atom and 2 hydrogen atoms
1 carbon atom and 3 hydrogen atoms
1 carbon atom and 4 hydrogen atoms
- 7. Multiple Choice
Methane is a gas that impacts climate change and is called a ...
glasshouse gas
greenhouse gas
hothouse gas
- 8. Multiple Choice
Complete combustion happens when methane reacts with plenty of oxygen to form the products...
carbon dioxide and water
carbon monoxide and water
carbon and water
- 9. Multiple Choice
The products of incomplete combustion are..
carbon dioxide and water
carbon monoxide and water
carbon and oxygen
- 10. Multiple Choice
Which of these processes absorbs carbon dioxide from the atmosphere?
Respiration
Combustion of fossil fuels
Photosynthesis
- 11. Multiple Choice
Which of these processes releases carbon dioxide into the air?
Dissolving in sea water
Combustion of fossil fuels
Plants being eaten by animals
- 12. Multiple Choice
What is the name of the atmospheric process which keeps the Earth warm by absorbing radiation from the Sun?
Global warming
Greenhouse effect
Ozone depletion
- 13. Multiple Choice
Which of the following is an effect of global warming?
Flooding of low lying coastal land
Longer days in the summer
Longer days in the summer
- 14. Multiple Choice
Which gas produced by the combustion of fossil fuels causes acid rain?
Nitrogen
Sulfur dioxide
Ozone
- 15. Multiple Choice
What is the difference between weather and climate?
Climate refers to a much longer period of time
Climate refers to the weather over the entire world
Climate refers to repeating cycles
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