comprehension exercise

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Igneous, Sedimentary, and Metamorphic Rocks
Name:
Date:
Igneous Rocks
1. What type of rock do all other rocks begin as?______________________________
2. What are the 2 main types of igneous rock and where do they form?
Type
Where it is formed
1:
2:
3. About what percent of all rock in the crust is igneous? _______________%
Sedimentary Rocks
1. What type of rock do sedimentary rocks come from? _____________________________
2. How is rock broken down into sediment?
3. What are the different sizes of sediment called, from largest to smallest?
Type of Sediment
Largest
Large
Small
Smallest
4. Where and how is sedimentary rock formed?
5. About what percentage of the crust is made of sedimentary rocks? _______________%
Metamorphic
1. What kind of rocks are metamorphic rocks made from?_______________________________
2. Describe the 3 ways that metamorphic rocks are made.
Regional
Contact
Tectonic
Answer Each Question with “Igneous, Sedimentary, or Metamorphic”
The kind of rock that contains fossils __________________________
Rock that usually needs water to form ___________________________
Rock that forms inside or outside of volcanoes _________________________
Rock that is formed in the mantle _________________________
Rock that is formed with heat and pressure _________________________
The rock that is usually found on the surface of the crust ________________________
Rock from which all rocks are made _________________________
Rock formed between grinding tectonic plates ________________________
Rock made from pieces of other rocks (composite) __________________________
Rock that contains large crystals ___________________________
Rock made from the remains of living things (like limestone) ________________________
Rock made when other rocks are changed ________________________
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