7.3 - Composition of the Atmosphere
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Practice Questions
Test your understanding with targeted questions
What gas makes up the largest portion of the Earth's atmosphere?
💡 Hint: Think about what is more than 75% of the atmosphere.
What percentage of the atmosphere is oxygen?
💡 Hint: It's the second most abundant gas.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the most abundant gas in the atmosphere?
💡 Hint: Think about what is more than three-quarters.
True or False: Oxygen makes up 21% of our atmosphere.
💡 Hint: Remember the percentages of the main gases.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Analyze how a significant increase in carbon dioxide in the atmosphere would alter weather patterns over a decade.
💡 Hint: Consider how plants and animals might adapt.
Propose solutions to mitigate changes in atmospheric composition due to human activities.
💡 Hint: Think about actions we can take as individuals and communities.
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