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Earth Science- Unit 2: Rocks & Minerals

19 Questions
Earth Science- Unit 2: Rocks & Minerals

RoEARTH SCIENCE UNIT 2 ROCKS AND MINERALS8TH GRADE TO 10TH GRADE

Questions and Answers
  • 1. 
  • 2. 
    True or False: The factor that determine's a mineral physical characteristcs is based upon the internal arrangement of atoms.
    • A. 

      True

    • B. 

      False

    • C. 

      Neither

  • 3. 
    • A. 

      Jagged

    • B. 

      Flat

    • C. 

      Neither

    • D. 

      Both

  • 4. 
    Fracture: Describes a mineral that breaks in rough flat/jagged surfaces
    • A. 

      Jagged

    • B. 

      Flat

    • C. 

      Neither

    • D. 

      Both

  • 5. 
  • 6. 
    Is Olivine nonmetallic or metallic?
    • A. 

      Nonmetallic

    • B. 

      Neither

    • C. 

      Metallic

  • 7. 
    State at least 1 reason why Color is not a great mineral ID test?
  • 8. 
    Can flurorite scratch a penny?
    • A. 

      Yes

    • B. 

      No

  • 9. 
    The acid test is useful for a mineral that contains....
    • A. 

      Silicates

    • B. 

      Iron

    • C. 

      Aluminum

    • D. 

      Magnesium

    • E. 

      Calcium

  • 10. 
    What is double refraction?
    • A. 

      The ability of a mineral to display one image

    • B. 

      The ability of a rock to display one image

    • C. 

      The ability of a rock to display two images

    • D. 

      The ability of a mineral to display two images

  • 11. 
    What is the difference between monominerallic and polyminerallic?
    • A. 

      Monominerallic has more than one mineral, when Polyminerallic has only one mineral.

    • B. 

      Monominerallic has more than one rock, when Polyminerallic has only one rock

    • C. 

      Monominerallic has only one mineral, when Polyminerallic has more than one mineral

    • D. 

      Monominerallic has only one rock, when Polyminerallic has more than one rock

  • 12. 
    Igneous rocks are formed from the processes of...
    • A. 

      Compactation & Cementation

    • B. 

      Melting & Solidification

    • C. 

      Heat & Pressure

  • 13. 
    Sedimentary Rocks are formed from the processes of...
    • A. 

      Compactation & Cementation

    • B. 

      Melting & Solidification

    • C. 

      Heat & Pressure

  • 14. 
    Metamorphic Rocks are formed from the processes of...
    • A. 

      Compactation & Cementation

    • B. 

      Melting & Soldification

    • C. 

      Heat & Pressure

  • 15. 
    If igneous rocks have small crystals due to the rate of cooling was faster, then it would be an extrusive/intrusive rock
    • A. 

      Intrusive

    • B. 

      Extrusive

    • C. 

      Neither

  • 16. 
    If igneous rocks have large crystals due to the rate of cooling was slower, then it would be an extrusive/intrusive rock
    • A. 

      Intrusive

    • B. 

      Extrusive

    • C. 

      Neither

  • 17. 
  • 18. 
    Metamorphic Rocks form from pre-existing _____ rocks
    • A. 

      Igneous

    • B. 

      Sedimentary

    • C. 

      Both

    • D. 

      Neither

  • 19. 
    Gneiss is the only rock that shows...
    • A. 

      Foilation

    • B. 

      Non-foilation

    • C. 

      Vesicular pockets

    • D. 

      Banding