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Eighth Grade (Grade 8) Geology Questions

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Grade 8 Tectonics
What was Wegener's idea that the continents slowly moved over Earth's surface?
  1. Pangaea
  2. Continental drift
  3. Plate tectonics
  4. Fossils
Grade 8 Rocks
Fossils are found mainly in which type of rocks?
  1. igneous
  2. sedimentary
  3. metamorphic
Grade 8 Historical Geology
Scientists determine the absolute age of a fossil by
  1. identifying the kind rock they are found in
  2. studying where it is found
  3. measuring its size and shape
  4. measuring its radioactivity
Grade 8 Historical Geology
Grade 8 Tectonics
Grade 8 Geomorphology
Which of the following does NOT contribute to mechanical weathering?
  1. carbonic acid
  2. frost heaving
  3. plants & animals
  4. pressure release
  5. abrasion
Grade 8 Tectonics
What is the fastest seismic wave?
  1. p-wave
  2. s-wave
  3. surface waves
  4. all the above
Grade 8 Tectonics
What measures an Earthquake's magnitude?
  1. Mercalli scale
  2. Interval scale
  3. Richter scale
  4. Ratio scale
Grade 8 Minerals
How mineral reflects light
  1. Streak
  2. Luster
  3. Color
  4. Fluorescence
Grade 8 Geomorphology
Which featured is formed on dry land?
  1. delta
  2. guyot
  3. seamount
  4. alluvial fan
Grade 8 Earth's Layers
Which physical layer creates the Earth's magnetic field?
  1. lithosphere
  2. mesophere
  3. outer core
  4. inner core
Grade 8 Rocks
Which of the following statements about soil is most true?
  1. The deeper into the soil layers, the more rock appears.
  2. The deeper into the soil layers, the more organic matter.
  3. The more shallow the layer, the greater amount of rock appears.
  4. The deeper the soil layer, the more nutrients.
Grade 8 Earth's Layers
Grade 8 Earth's Layers
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