Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/17

Click to flip

17 Cards in this Set

  • Front
  • Back
Phanerozoic
Eon [0-542 Mya]
Proterozoic
Eon [542-2500 Mya]
Archaean
Eon [2500-?? Mya]
Cenozoic
Era[0-65 Mya, Phanerozoic]
Mesozoic
Era [65-251 Mya, Phanerozoic]
Paleozoic
Era [251-542 Mya, Phanerozoic]
Neogene
Period [Cenozoic]
Paleogene
Period [Cenozoic]
Cretaceous
Period [Mesozoic]
Jurassic
Period [Mesozoic]
Triassic
Period [Mesozoic]
Permian
Period [Paleozoic]
Carboniferous
Period [Paleozoic]
Devonian
Period [Paleozoic]
Silurian
Period [Paleozoic]
Ordovician
Period [Paleozoic]
Cambrian
Period [Paleozoic]