Earth History3-5 · Test one change
Ready

This is a simulation, not a quiz. You answer by trying things and watching what happens.

Our question

What can you investigate in Earth History to use rock-layer and fossil clues to order events from older to newer?

Getting the simulation ready…

  1. 1Change one thing
  2. 2Say what will happen, then run it
  3. 3Finish: say what you found
What counts as evidence
  • Build a claim and connect it to one result from your trial.
  • Choose how you would check the idea in one new example.
  • The bottom footprint was covered before the layers above it.
  • Fossil Evidence: predicted what should change before this action: Examine fossils.