Sedimentary Rocks

The broken pieces of rock fragments found in sedimentary rocks are called clasts.

• True

• False

Sedimentary rocks are changed to sediments by:

• compaction

• weathering and erosion

• cementation

• heat and pressure

Sedimentary rocks are:

• formed from magma

• a type of foliated igneous rock

• formed due to change in heat and pressure deep within the Earth

• formed when loose materials become pressed and cemented back together

What type of sedimentary rock is formed from broken pieces of minerals and rock fragments?

• chemical

• organic

• clastic

• biochemical

Sedimentary rocks are formed when _____are deposited in environments like rivers and streams.