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5 Written questions

5 Matching questions

  1. Survival of the Fittest
  2. Unconformity
  3. Density
  4. Absolute Dating
  5. Continental Drift Theory
  1. a Determining the actual age in years of an object ("Exact").
  2. b A gap in a rock layer. It reduces scientists understanding of Earth's history because it's a missing piece of information.
  3. c A science word for "heavy." More dense things sink, less dense things float.
  4. d A theory proposed by Alfred Wagner stating that the earth's continents were once joined in a mega continent called Pangaea and gradually drifted apart.
  5. e Organisms that are the fittest will live the longest and produce the most offspring. Then they pass their favorable characteristics onto their offspring.

5 Multiple choice questions

  1. Any inherited trait that gives an organism an advantage in its environment.
  2. The constant rising and cooling of magma in the Earth's mantle. The heat from the inner core is what causes this motion. They cause plate movement in earth's crust.
  3. When two plates move towards each other, but the dense oceanic crust sinks under the continental crust. They cause volcanoes.
  4. The next dense layer of the Earth that surrounds the inner core. It's made of a liquid ball of iron.
  5. The gradual change in a species over time.

5 True/False questions

  1. MantleThe thickest layer of the Earth. It is where convection currents happen.


  2. Index FossilA fossil embedded in a rock layer. The age of the rock layer is the same age as the fossils embedded in it.


  3. Geologic Time ScaleChanges in earth's land, such as mountains, volcanoes, and earthquakes.


  4. Mesozoic EraThe current era of the Geologic Time Scale. It is when mammals and humans first appeared.


  5. Divergent BoundaryWhen two plates move away from each other. They cause sea-floor spreading, such as the Mid Atlantic Ridge.


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