Answer: These broken pieces of rock are called sediments. The word "Sedimentary" comes from the root word "Sediment". Sedimentary rocks are usually formed in water. Streams and rivers carry sediments in their current. Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particles to settle in place.
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