Evolution of the atmosphere

pam.hinton61
Quiz by pam.hinton61, updated more than 1 year ago
pam.hinton61
Created by pam.hinton61 over 6 years ago
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Evolution of the atmosphere

Resource summary

Question 1

Question
Which of these statements are correct about earths early atmosphere??
Answer
  • Most of the atmosphere in early earth was made up of carbon dioxide, there was nearly no oxygen!
  • The earths atmosphere has always stayed the same, it has always been made up of mainly oxygen!
  • The earths atmosphere has always stayed the same, it has always been made up of mainly nitrogen!

Question 2

Question
The earths atmosphere now is mainly made up of nitrogen!
Answer
  • True
  • False

Question 3

Question
What was the earths surface originally like??
Answer
  • It was originally like a plane of ice and snow!!
  • It was originally molten!!
  • It was the same as it is today!!

Question 4

Question
What gases do volcanoes give out when they erupt??
Answer
  • carbon dioxide, water vapour and small amounts of other gases!
  • nitrogen and carbon dioxide!
  • nitrogen, water vapour, carbon dioxide and small amounts of other gases!

Question 5

Question
As no one was around in earths early atmosphere, how do scientists give an idea of what it was like??
Answer
  • They guess!!
  • They travel back in time!!
  • They evaluate dormant volcanoes that have survived that long!!
  • They use what the atmospheres of other planets are like, Mars and Venus, today!!

Question 6

Question
How did the CO2 in earths early atmosphere decrease??
Answer
  • The CO2 dissolved in the oceans that formed!!
  • It evaporated!!

Question 7

Question
Marine organisms also took part in increasing the amount of oxygen in the air!!
Answer
  • True
  • False
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