Unit 2- Rock Cycle and Plates

During which process does layer upon layer of sediment build up, exerting pressure on the layers below?

• Erosion

• Compaction

• Conglomerate

Metamorphic rock transforms to sediment by ______?

• melting and cooling

• cementation and compaction

• Weathering and erosion

• heat and pressure

Fossils are often found in ____________ because it is formed from the remains of once living things.

• metamorphic
• magma
• igneous
• sedimentary

Which type of rock results from melting and cooling of magma?

• Igneous
• Metamorphic
• Sedimentary
• Extrusive

Which type of rock forms from extreme heat and pressure?

• Igneous
• Sedimentary
• Organic
• Metamorphic

Wind, water, and ice breaking down rock is called

• Erosion
• Deposition
• Compaction
• Weathering

The process in which dissolved minerals crystallize and glue sediment together.

• compaction
• deposition
• organic rock
• cementation

What are the 3 major types of rocks?

• Igneous, Metamorphic, Sedimentary
• Metamorphic, Igneous, Cementation
• Brown, Red, Gray
• Streak, Hardness, Breakage

What are rocks made of?

• Salt

• Minerals

• Other rocks

• Sand

Which characteristic is found only in sedimentary rocks?

• Fossils

• Crystals

• Gas Bubbles

• Glassy Surface