Rock Cycle

Igneous rocks form from

• Heat and Pressure

• Melting and Solidification

• Compaction and Cementation

• Weathering and Erosion

Sedimentary rocks form from

• Compaction and Cementation

• Melting and Solidifcation

• Weathering and Erosion

• Heat and Pressure

Metamorphic rocks form from

• Heat and Pressure

• Weathering and Erosion

• Compaction and Cementation

• Melting and Solidification

Sediments are formed from

• Compaction and Cementation

• Weathering and Erosion

• Melting and Solification

• Heat and Pressure

Sediments are

• Broken pieces of rock

• Crystals

• Air pockets

• Atoms

Lava or Magma may lead to the creation of

• Igneous Rock

• Metamorphic Rock

• Sedimentary Rock

Sediments may lead to the creation of

• Metamorphic Rock

• Sedimentary Rock

• Igneous Rock

True or False: Any type of rock may become any other type of rock, according to the rock cycle.

• True

• False

What often happens before sediments are compacted and cemented?

• Heat and Pressure

• Deposition and Burial

• Magma

• Solidification

How is magma created?

• By shattering an existing rock

• By melting an existing rock

• By compaction and cementation

• By intense pressure