Other questions in this quiz

2. What formed the early atmosphere?

  • rock
  • volatile compounds and elements released from molten rock.
  • plants

3. Approximately what percentage of the air is carbon dioxide?

  • 0.037%
  • 0.10%
  • 3.46%

4. Which gas makes up approximately 21% of the atmopshere?

  • hydrogen
  • oxygen
  • argon

5. Where did the oceans come from?

  • From volcanoes
  • As the atmosphere cooled below 100oC, steam condensed
  • From plants

Comments

Andreahlimb

Report

its good

killjoe

Report

k

GCSE 9

Report

really cool. I got 6 out of 6

Arzoo.Ali

Report

17th may bio revision.......all about alcoholic rats and drunk

joshbeard.8

Report

very good not sure all questions are entirely relevant

4 stars 

zbapson

Report

i got 6 out of 6 booyakashaaaaaaaaaa

greg

Report

nojustno

Similar Chemistry resources:

See all Chemistry resources »See all The earth and its atmosphere resources »