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5 Written questions

5 Matching questions

  1. Life began
  2. Precambrian Time
  3. Principle of Superposition
  4. Paleozoic Era
  5. Precambrian:
  1. a 600 million years ago
  2. b 87% of Geological Time
  3. c Time of no life
  4. d oldest bed on bottom and youngest bed on top
  5. e Age of ancient life

5 Multiple choice questions

  1. Angular Unconformity, Disconformity, Nonconformity
  2. Age of the Mammals
  3. tilted beds overlain by nearly horizontal beds
  4. 25% Parent, 75% Daughter
  5. igneous or metamorphic rocks overlain by horizontal sedimentary rock

5 True/False questions

  1. Presentyears missing/cap in time


  2. Each Isotopic Reaction
    has a
    Age of ancient life


  3. Mesozoic EraAge of the Dinosaurs


  4. it took 4 billion years to set


  5. An example of decay from parent product to daughter productDaughter Product