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Eighth Grade (Grade 8) Geology Questions

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Grade 8 Rocks
Which type of rocks are made from small pieces of other rocks?
  1. metamorphic
  2. igneous
  3. sedimentary
Grade 8 Tectonics
Explains how sections of the crust collide, move apart, and slide past each other.
  1. Oceanic crust
  2. Plate tectonics
  3. Climate change
  4. Pangaea
Grade 8 Tectonics
Subduction zones occur where
  1. oceanic plates move apart.
  2. continental plates move apart.
  3. an oceanic plate slides underneath a continental plate.
  4. a continental plate collides with another continental plate.
Grade 8 Minerals
Which is the way a mineral breaks apart in an irregular way?
  1. Mineral
  2. Cleavage
  3. Crystal
  4. Fracture
Grade 8 Tectonics
The theory that Earth's upper mantle and crust is broken into plates that float and move around on the mantle is
  1. continental drift.
  2. seafloor spreading.
  3. plate tectonics.
  4. evolution.
Grade 8 Rocks
Fossils are most likely to be found in which type of rock?
  1. Igneous rocks
  2. Metamorphic rocks
  3. Sedimentary rocks
  4. Any of the above
Grade 8 Rocks
A classification of metamorphic rocks would include whether they are
  1. chemical or organic.
  2. intrusive or extrusive.
  3. foliated or nonfoliated.
  4. basaltic or granitic.
Grade 8 Volcanoes
A newly created volcano is a good example of a                   .
  1. secondary landform
  2. primary landform
  3. special landform
  4. biome
Grade 8 Rocks
Lava that cools quickly forms                       rocks.
  1. extrusive metamorphic
  2. extrusive igneous
  3. intrusive metamorphic
  4. intrusive igneous
Grade 8 Volcanoes
What two things largely help determine the classification of volcanoes?
  1. shape and size
  2. shape and color
  3. shape and composition
  4. shape and texture
Grade 8 Rocks
What are they three types of sedimentary rocks?
  1. lava, magma, and volcano
  2. clastic, chemical, and organic
  3. gypsum, limestone, and shale
  4. contact, regional, and burial
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