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Sedimentary rocks assignment 1. What is sediment? 2. How is sediment formed? 3. What is a sedimentary rock? 4. Sedimentary rocks form when sediment is compacted and cemented. Define compaction and cementation: a. Compaction: b. Cementation: 5. There are 3 types of sedimentary rocks: Clastic, Organic, and Chemical. Describe how each of those types form: a. How does a clastic sedimentary rock form? What is it made of (mostly)? b. How does an organic sedimentary rock form? Why is it called organic? c. How does a chemical sedimentary rock form? 6. What common minerals does nature use to cement the sediment together in a sedimentary rock? 7. How do sedimentary rocks preserve Earth’s history? 8. Name some common sedimentary rocks.
