Grade 9 / Science / Abeka / Chapter 9

77 Questions | Total Attempts: 45

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9th Grade Science Quizzes & Trivia

Science of the physical creation chapter 9 practice test pages 225-245

Questions and Answers
  • 1. 
    Inorganic crystalline substances found naturally in the earth
  • 2. 
    The branch of geology which concerns itself with the identification and classification of minerals
  • 3. 
    The smallest group consists of substances that exist naturally in the earth's crust as single, uncombined elements
  • 4. 
    A group which consists of compounds of the halogens
  • 5. 
    Minerals that contain sulfur
  • 6. 
    Minerals that contain the element oxygen bonded to a metallic element 
  • 7. 
    The largest group; composed of over 92% of the earth's crust
  • 8. 
    Geometric structures composed of atoms or molecules arranged in reporting three-dimensional patterns 
  • 9. 
    Minerals containing the carbonate ion
  • 10. 
    Three equal axes at right angles to each other
  • 11. 
    Three axes at right angles but one is longer than the other two
  • 12. 
    Three unequal axes at right angles to each other
  • 13. 
    Three unequal axes two at right angles and the third at some other angle with the two
  • 14. 
    Three unequal axes, none at right angles with the others
  • 15. 
    Three equal axes at 120 degree angles and a fourth longer than the others and at right angles to them
  • 16. 
    Mineral leaves a line of powder on the plate
  • 17. 
    The way light is reflected from the surface of a mineral 
  • 18. 
    The resistance of a smooth surface of a mineral to being scratched 
  • 19. 
    The tendency of a mineral to break readily along certain flat surfaces, producing fragments with the same shape as the parent mineral
  • 20. 
    A number which compares that object's density to the density of water
  • 21. 
    Some of the most important minerals extracted from the earth
  • 22. 
    Any mineral that contains a valuable metallic element
  • 23. 
    Has been fashioned into tools and weapons for thousands of years
  • 24. 
    A good conductor of electricity and is easy to shape into thin strands 
  • 25. 
    The most abundant metal in the earth's crust
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