Earth Science Quiz

What describes the process by which rocks on Earth form and change over time?

• Erosion

• The rock cycle

• Sedimentation

• Metamorphism

What type of rock forms when magma or lava cools and solidifies?

• Sedimentary

• Metamorphic

• Igneous

• Mineral

Which process involves the breaking of rocks into smaller pieces called sediment?

• Deposition

• Lithification

• Weathering

• Melting

What is the term for the process where sediment is dropped in a new location?

• Erosion

• Deposition

• Compaction

• Extrusion

How do sedimentary rocks form?

• By cooling of lava

• By deposition of minerals

• By compaction and cementation of sediment

• By exposure to heat and pressure

What type of rock is formed from the alteration of existing rocks under heat and pressure?

• Igneous

• Sedimentary

• Metamorphic

• Crystal