Question

How do rocks become sediments?

They undergo cementation and compaction.
They melt.
They undergo heat and pressure.
They undergo weathering and erosion.

Answer 1

They undergo weathering and erosion. or They undergo cementation and compaction.

But if you can't pick two then go with They undergo weathering and erosion.

Step-by-step explanation:

Answer 2

They undergo weathering and erosion.

Step-by-step explanation:

Rocks become sediments through weathering and erosion. Weathering is a process that breaks down rocks and minerals on the surface of the Earth into smaller pieces. Erosion is the process of carrying away these smaller pieces, usually by wind or water, and depositing them elsewhere.