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 is the primary gas in the atmosphere?
Think about what you breathe in.
What gas is essential for human respiration?
It makes up roughly 21% of the atmosphere.
What is the most abundant gas in the atmosphere?
Think about what gas is the majority in the air.
True or False: Oxygen is the largest component of the atmosphere.
Remember the percentages!
Explain how human activities have impacted the composition of the atmosphere and predict the potential consequences.
Consider how industrialization affects air quality.
Evaluate the importance of maintaining a balanced atmosphere for sustaining life on Earth.
Think about the interdependence of life and environmental factors.
6 more questions in this section. Enroll free to practise them all.
Enroll free