Sedimentary Rocks Worksheet
Explore the formation, characteristics, and types of sedimentary rocks with this comprehensive worksheet for Grade 9 science students.
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Sedimentary Rocks: Formation and Characteristics
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Date:
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Read each question carefully and answer to the best of your ability. Refer to your notes and textbook if needed.
1. Which process is NOT directly involved in the formation of sedimentary rocks?
Weathering
Erosion
Melting
Compaction
2. Which type of sedimentary rock is formed from the accumulation of once-living organisms?
Clastic
Chemical
Organic
Metamorphic
3. The process by which sediments are pressed together and compacted is called .
4. Sedimentary rocks often contain evidence of past life, known as .
5. All sedimentary rocks are formed from fragments of pre-existing rocks.
True
False
6. Sedimentary rocks are typically formed in layers.
True
False
7. Describe the three main types of sedimentary rocks and provide an example for each.
8. Explain the difference between compaction and cementation in the formation of sedimentary rocks.
Observe the diagram below showing sedimentary layers. Answer the questions that follow.
9. In the diagram above, which layer is likely the oldest? Justify your answer.