Other questions in this quiz

2. Ga is how many years ago?

  • 1 billion
  • 1 million
  • 1 thousand
  • 1 hundred

3. Which crust is younger?

  • Oceanic
  • Continental

4. The beginning of the last ice age was how many years ago?

  • 4.5 Ma
  • 2.5 Ma
  • 6.6 Ma
  • 3.2 Ma

5. The extinction of dinosaurs was how many years ago?

  • 75 Ma
  • 25 Ma
  • 65 Ma
  • 100 Ma
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