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5 Written questions

5 Matching questions

  1. Anemometer
  2. Volt
  3. Pangea
  4. Herbivores
  5. Covalent Bond
  1. a
    a chemical bond that involves sharing a pair of electrons between atoms in a molecule
  2. b
    organisms that eat only plants
  3. c
    a gauge for recording the speed and direction of wind
  4. d
    a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt
  5. e a hypothetical continent including all the landmass of the earth prior to the Triassic period when it split into Laurasia and Gondwanaland

5 Multiple choice questions

  1. the change in direction of a propagating wave (light or sound) when passing from one medium to another

  2. the type of environment in which an organism or group normally lives or occurs
  3. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
  4. a chemical reaction in which water reacts with a compound to produce other compounds

  5. single sugar molecule

5 True/False questions

  1. Water Cycle
    the continuous process by which water moves from Earth's surface to the atmosphere and back


  2. Galaxya mature sexual reproductive cell having a single set of unpaired chromosomes


  3. Mineral
    solid homogeneous inorganic substances occurring in nature having a definite chemical composition


  4. Doppler Effect
    An observed change in the frequency of a wave when the source or observer is moving


  5. Aorta(physics) the influence that produces a change in a physical quantity


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