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5 Written questions

5 Matching questions

  1. Ester
  2. Cold Front
  3. cycle
  4. Digestive System
  5. Caldera
  1. a formed by reaction between an acid and an alcohol with elimination of water
  2. b
    the front of an advancing mass of colder air
  3. c
    the system that makes food absorbable into the body
  4. d
    a large crater caused by the violent explosion of a volcano that collapses into a depression
  5. e one complete oscillation of a wave

5 Multiple choice questions

  1. the weather in some location averaged over some long period of time
  2. an electrical device that provides a path for electrical current to flow

  3. the spatial property of being scattered about over an area or volume

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

  5. a cell that is specialized to conduct nerve impulses

5 True/False questions

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


  2. Plateleta cell fragment that plays an important part in forming blood clots


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


  4. Centrifugal Forcean electrical device by which alternating current of one voltage is changed to another voltage


  5. Gametea mature sexual reproductive cell having a single set of unpaired chromosomes