These large rocks are ___________________ _________ into sand and ___________ stones.
Compaction
The sand and small stones are _____________________ ______________ by river and oceans.
Cementation
The sand and small stones _________________ to the bottom of rivers and oceans.
As layers form on top of each other. These layers are very _______________ and put a lot of __________________________ on each other.
The water is __________________ _________of the sedimentary rocks by the layers above. This makes the layers stick together to form a _________________________ rock.