Sedimentary Rocks Answers

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Which phrase provides the best definition of sedimentary rocks?

rocks that form when a solution evaporates

rocks that act as glue to hold larger rocks together

rocks that form from materials that existed in older rocks

rocks that form from broken pieces of younger rocks

clastic organic✔ chemical

clastic

organic

✔ chemical

During which stage of formation are sediments finally solidified into rock?

cementation

compaction

deposition

erosion

Which natural forces can weather and erode rock? Check all that apply.

clouds

ice

heat

water

wind

✔ organic clastic chemical

organic

clastic

chemical

Which statement accurately describes chemical rocks?

The minerals in a chemical rock form from once-living matter.

The minerals in a chemical rock resist change.

Chemical rocks form when rock fragments are squeezed together.

Chemical rocks form when minerals dissolve in a solution and crystalize.

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