GEOLOGY

As magma cools , it forms ________________ rocks by the process of __________________________.

• sedimantary

• intrusive igneous

• metamorphic

• extrusive igneous

What kind of rock forms when sediments go through the process of deposition and compaction?

• igneous

• sedimantary

• metamorphic

The process that changes igneous rock into metamorphic rock

• compaction

• melting

• cementation

• metamorphism

Sediments form through the process of _____________________ and ___________________________

• melting and freezing

• weathering and erosion

• heat and pressure

Metamorphic rocks are formed through

• deposition and cementation

• heat and pressure

• solidifying of molten rock

Sedimentary rocks are formed through the __________________ and ________________________ of sedimants

• compaction/cementation

• heat/pressure

• melting/solidifying

a mineral must have a definite internal ________________________

• structure

• shape

what is the hardest mineral on Mohs' hardness scale?

• gypsum

• talc

• diamond

• concrete

what is the softest mineral on Mohs' scale?

• gypsum

• talc

• a feather pillow

• diamond

when a mineral breaks on a straight line, this is ________________

• fracture

• luster

• cleavage