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Eighth Grade (Grade 8) Rocks Questions

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Grade 8 Rocks
Fossils are found mainly in which type of rocks?
  1. igneous
  2. sedimentary
  3. metamorphic
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 Rocks
Grade 8 Rocks
Fossils are most likely to be found in
  1. Igneous rocks
  2. Metamorphic rocks
  3. Sedimentary rocks
  4. Any of the above
Grade 8 Rocks
The major minerals present in basaltic rock are
  1. magma and iron
  2. iron and magnesium
  3. minerals and grains
  4. heat and pressure
Grade 8 Rocks
Igneous rocks have the following characteristic
  1. They are hard because of the minerals in them
  2. They are strong because the mineral crystals are strong
  3. They are made of interlocking crystals
  4. All of the above
Grade 8 Rocks
Which lists the soil particles from largest to smallest?
  1. sand, gravel, clay, silt
  2. gravel, silt, sand, clay
  3. gravel, sand, silt, clay
  4. gravel, clay, sand, silt
Grade 8 Rocks
Examples of nonfoliated rocks are
  1. limestone and coal
  2. marble and sandstone
  3. slate and coal
  4. all of the above
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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