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5 Written Questions

5 Matching Questions

  1. chlorosis
  2. Paleozoic
  3. Black Hole
  4. Asteroid Belt
  5. Galaxy
  1. a from 544 million to about 230 million years ago
  2. b
    a collection of star systems
  3. c
    a region of space resulting from the collapse of a star
  4. d
    the region of interplanetary space between Mars and Jupiter where most asteroids are found
  5. e yellowing of plant leaves resulting from an imbalance in the iron metabolism caused by excess concentrations of copper, zinc, manganese, or other elements in the plant

5 Multiple Choice Questions

  1. the molecular weight of a substance expressed in grams

  2. the tendency of a body to maintain is state of rest or uniform motion unless acted upon by an external force

  3. mammals of which the females have a pouch (the marsupium) containing the teats where the young are fed and carried

  4. a gauge for recording the speed and direction of wind

  5. a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy

5 True/False Questions

  1. distortion
    process in which a solution of known concentration is used to determine the concentration of another solution


  2. Plateleta hypothetical continent including all the landmass of the earth prior to the Triassic period when it split into Laurasia and Gondwanaland


  3. Electron
    negatively charged particle


  4. Tectonic Plate
    a huge slab of rock that moves very slowly over a softer layer beneath the surface of earth's crust


  5. pH Scalea scale that measures wind speed and damage caused by a tornado


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