how the earth was formed pt.2b

  Copy


More Options: Make a Folding Card




Storyboard Description

This storyboard does not have a description.

Storyboard Text

  • By using radiometric dating we discovered that most of the rocks on earth are younger than earth itself because of erosion caused by forces like plate tectonics pushing magma through the earth's crust causing volcanic eruptions.
  • 
  • 
  • 3c
  • 19
  • Soon after something called stromatolites created thousand of cyanobacteria, which is how the earth began to fill with oxygen. it took many thousands of years but finally therewas enough oxygen to built a atmosphere.
  • O
  • O
  • O
  • O
  • O
  • O=Oxygengen
  • 20
  • Now that leaves us with our current earth...a lot went into the process of forming the earth, then scientist having go figure out how it happened. But after all that hard work it leaves us with our beautiful earth.
  • 21
More Storyboards By nbodalwala21
Explore Our Articles and Examples

Try Our Other Websites!

Photos for Class – Search for School-Safe, Creative Commons Photos (It Even Cites for You!)
Quick Rubric – Easily Make and Share Great-Looking Rubrics
abcBABYart – Create Custom Nursery Art