Search the courses, subjects, tracks, games and features, or jump straight to a page.
4 cards from this section. Quick, good the night before a test.
What gas makes up the majority of the atmosphere?
Think about the most common gas in the air you breathe.
Percentage of oxygen in the atmosphere?
This is critical for breathing.
Which gas is most abundant in the atmosphere?
Think about the common gases in the air.
True or False: Carbon dioxide makes up 0.04% of the atmosphere.
Recall the gas percentages we discussed.
How would an increase in carbon dioxide affect the temperature of Earth's surface? Discuss the mechanisms behind this increase.
Think about how greenhouses work!
Illustrate the difference between how natural and human activities affect the atmosphere's composition.
Compare natural carbon cycles with industrial emissions.
6 more questions in this section. Enroll free to practise them all.
Enroll free