Chapter 4 Test Answer Key

​Rocks and Minerals

Name: Answer Key

 

  1. What is the name of the most common rock on the surface of the Earth? Granite
  2. In your own words give a definition of the term, ROCK. Rocks are made of two or more different minerals that have been 1) cemented together, or 2) squeezed and heated together, or 3) melted and cooled together. Rocks make up the majority of the Earth's crust. One of the most common rock is granite.
  3. What are the four minerals that are usually found in granite?
    1. Feldspar
    2. Mica
    3. Quartz
    4. Hornblende
  4. What is weathering? The break down of rock by wind, water, or ice into smaller pieces.
  5. What are the three types of rocks?
    1. Sedimentary
    2. Igneous
    3. Metamorphic
  6. Draw a diagram and explain what happens in the rock cycle.
filled in diagram of the Rock Cycle