global warming Flashcards
1
Q
burning of what can lead to global warming?
A
burning of fossil fuels
2
Q
what does the burning of fossil fuels produce?
A
carbon dioxide. this is a greenhouse gas
3
Q
What is the greenhouse effect?
A
carbon dioxide absorbs infra red radiation / heat from the sun but emits some of it back to the earth.
4
Q
what does carbon dioxide absorb?
A
infra red radiation/heat from the sun
5
Q
what is global warming?
A
the increasing amount of carbon dioxide is increasing global temperatures
