The Atmosphere Lesson 2 - Exit Ticket
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What is your name? *
Which school do you attend? *
Approximately how long ago did the Earth form? *
1 point
Which two gases together from approximately 99% of the modern atmosphere? *
1 point
How did the early atmosphere form? *
1 point
What gas was the early atmosphere mostly composed (made) of? (Tick 1) *
1 point
Earth's early atmosphere was probably similar to the atmospheres on which planets? *
1 point
What didn't happen when the Earth cooled? *
1 point
What happened to the carbon dioxide in the atmosphere after the oceans formed? *
1 point
What reaction is carried out by plants and algae that releases oxygen into the atmosphere? *
1 point
Approximately what percentage of carbon dioxide is found is the modern atmosphere? *
1 point
What are two differences between the Early and the Modern Atmosphere? *
2 points
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