World Foundations~Geologic Time

Mrs. T. (United States of America)
16 words 244 learners

Learn words with Flashcards and other activities

Definition First
Print Flashcards

Other learning activities

Answer a few questions about each word. Use this to prep for your next quiz! Compete with other teams in real time to see who answers the most questions correctly! Test your spelling acumen. Read the definition, listen to the word and try spelling it!

Teaching tools

Create and assign quizzes to your students to test their vocabulary. Assign learning activities including Practice, Vocabulary Jams and Spelling Bees to your students, and monitor their progress in real-time.

Full list of words from this list:

words only definitions & notes
  1. Cenozoic
    relating to the current era, starting 66 million years ago
    The Cenozoic Era is when humans appeared.
  2. continental drift
    the gradual movement of very large land masses
  3. era
    a period marked by distinctive character
  4. evolution
    sequence of events involved in the development of a species
  5. extinct
    no longer in existence
  6. extrusion
    something that bulges out or projects from its surroundings
    Extrusion also occurs when lava hardens on the surface.
  7. fossil
    the remains of a plant or animal from a past geological age
  8. index fossil
    a fossil known to have lived in a particular geologic age that can be used to date the rock layer in which it is found
  9. intrusion
    entrance by force or without permission or welcome
    In this case, intrusion specifically refers to magma that forces its way into rocks and hardens.
  10. invertebrate
    any animal lacking a backbone or notochord
  11. mold
    the distinctive form in which a thing is made
    In this case, mold refers to a hollow area in sediment in the shape of an organism or part of an organism.
  12. paleontologist
    a specialist in fossil organisms and related remains
  13. Pangea
    (plate tectonics) a hypothetical continent including all the landmass of the earth prior to the Triassic period when it split into Laurasia and Gondwanaland
  14. period
    an amount of time
  15. petrify
    change into stone
  16. epoch
    a period marked by distinctive character
Created on Wed Oct 02 15:58:57 EDT 2013 (updated Wed Oct 02 16:18:09 EDT 2013)

Sign up now (it’s free!)

Whether you’re a teacher or a learner, Vocabulary.com can put you or your class on the path to systematic vocabulary improvement.