8th Grade Science Test!

20 Questions | Total Attempts: 104

SettingsSettingsSettings
Please wait...
8th Grade Science Quizzes & Trivia

Getting ready to tackle the A2 mathematics test is no easy task. A person’s determination to learn and adequately revise for it is a hundred percent to guarantee you a good score. Take up the practice questions below to better prepare for the upcoming exam. All the best as you give it a try.


Questions and Answers
  • 1. 
    A unit of geologic time longer than an epoch but shorter than an era is?
    • A. 

      Era

    • B. 

      Epoch

    • C. 

      Eon

    • D. 

      Period

  • 2. 
    The largest diviosion of geologic time is?
    • A. 

      Era

    • B. 

      Eon

    • C. 

      Period

    • D. 

      Epoch

  • 3. 
    A unit of geologic time containing two or more periods is?
    • A. 

      Era

    • B. 

      Period

    • C. 

      Epoch

    • D. 

      Eon

  • 4. 
    Fossils made of preserved animal dung are a?
    • A. 

      Asphalt

    • B. 

      Caprolite

    • C. 

      Phacut

    • D. 

      Amber

  • 5. 
    Sticky pools where animals have been trapped and preserved over 38,000 years are?
    • A. 

      Asphalt

    • B. 

      Caprolite

    • C. 

      Phacut

    • D. 

      Amber

  • 6. 
    Geologic time longer than an age and shorter than a period?
    • A. 

      Period

    • B. 

      Eon

    • C. 

      Epoch

    • D. 

      Era

  • 7. 
    Fossils of trilobites used to date rocks approximately 400 million years old are?
    • A. 

      Caprolite

    • B. 

      Asphalt

    • C. 

      Phacut

    • D. 

      Cast

  • 8. 
    An object created when sediment fills a mold and becomes a rock is?
    • A. 

      Caprolite

    • B. 

      Asphalt

    • C. 

      Phacut

    • D. 

      Cast

  • 9. 
    Hardened tree sap where fossilized insects are found is?
    • A. 

      Geologic colum

    • B. 

      Mammals

    • C. 

      Amber

    • D. 

      Index fossils

  • 10. 
    In ___________ , the deepest rock layers are the oldest layers.
    • A. 

      Geologic colum

    • B. 

      Mammals

    • C. 

      Amber

    • D. 

      Index fossils

  • 11. 
    The fossil record shows that reptiles were once dominant land animals on Earth. Today, wich animals dominate Earth's land surface?
    • A. 

      Geologic colum

    • B. 

      Mammals

    • C. 

      Amber

    • D. 

      Index fossils

  • 12. 
    A paleontologist is collecting many fossils from different rock layers that represent millions of years of history. What is the palerontologist most likely to use to date the layers?
    • A. 

      Geologic colum

    • B. 

      Mammals

    • C. 

      Amber

    • D. 

      Index fossils

  • 13. 
    Name three trace fossils.
    • A. 

      Tracks,burrows,caprolite

    • B. 

      Nest,teths,bones

    • C. 

      Cast,mold,rocks

    • D. 

      Eon,era,period,epoch

  • 14. 
    Fossils are preserved most often in what substance?
    • A. 

      Organisms

    • B. 

      Sedimentary rocks

    • C. 

      Mountains

    • D. 

      Ocean

  • 15. 
    Paleontologist use the fossil record to prove that____________has been___________over time.
    • A. 

      Rock,hard

    • B. 

      Relative dating,changed

    • C. 

      Organisms,changing

    • D. 

      Fossils,old

  • 16. 
    Marine fossils discovered on a mountain top tell scientists that_______ .
    • A. 

      Ocean used to be there

    • B. 

      Volcano used to be there

    • C. 

      Trees used to be there

    • D. 

      Humans used to be there

  • 17. 
    The method scientists use to precisely determine the age of a fossil or rock is called?
    • A. 

      Relative dating

    • B. 

      Mold

    • C. 

      Cast

    • D. 

      Absolute dating

  • 18. 
    Scientists use a fossils position within rock layers to determine whether the fossil is older or younger than other fossils in ca process called ?
    • A. 

      Relative dating

    • B. 

      Mold

    • C. 

      Cast

    • D. 

      Absolute dating

  • 19. 
    If a trilobites in rock layers was buried by ocean sediment, it might leave a?
    • A. 

      Relative dating

    • B. 

      Mold

    • C. 

      Cast

    • D. 

      Absolute dating

  • 20. 
    When paleontologists find fossils of trilobites in rock layers anywhere on Earth, they assume these layers are approximately____________years old.
    • A. 

      400 million years old

    • B. 

      500 million years old

    • C. 

      302 million years old

    • D. 

      500 million years old