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5 Written questions

5 Matching questions

  1. Hydrolysis
  2. Amplitude
  3. Carbon Dating
  4. Titration
  5. Combustion
  1. a
    process in which a solution of known concentration is used to determine the concentration of another solution
  2. b a chemical reaction in which water reacts with a compound to produce other compounds
  3. c
    a process in which a substance reacts with oxygen to give heat and light
  4. d
    a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14
  5. e for waves, the vertical distance from crest to trough

5 Multiple choice questions

  1. a stable particle with positive charge equal to the negative charge of an electron

  2. the cell resulting from the union of an ovum and a spermatozoon (including the organism that develops from that cell)

  3. balance of opposing forces; balance of the mind; equanimity

  4. organisms that eat only plants
  5. the occurrence of two or more things coming together

5 True/False questions

  1. Paleozoicyellowing 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


  2. Exoskeletona stable particle with positive charge equal to the negative charge of an electron


  3. Asteroid Belt
    the continuous process by which water moves from Earth's surface to the atmosphere and back


  4. Catalyst(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected


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