Rocks and Minerals

Which BEST describes the rock cycle?

• New rocks form from older rocks.
• Lunar rocks change into terrestrial rocks.
• Rocks in the ocean become rocks on land.
• Layers of rock are broken by faults.

In order for sediments to become rock, the sediments are generally

• liquefied.
• compacted.
• returned to their origins.
• mixed with organic material.

Which processes must occur in order for an igneous rock to change into a metamorphic rock?

• heating and pressure
• compaction and cementation
• melting and cooling
• uplift and erosion

Which process forms both metamorphic and sedimentary rock?

• recrystallization
• heating
• weathering
• compacting

Which statement is true about rocks?

• Magma is made of solid rock.
• Rocks are made of one or more minerals.
• Crystals are made of rocks.
• Minerals are made of one or more rocks.

Minerals are made of one or more

• minerals.
• sediments.
• elements.
• rocks.

Which type of rock is formed when particles are compacted and cemented together?

• igneous
• metamorphic
• sedimentary
• metallic

The following image shows what mineral property?

• Hardness
• Streak
• Cleavage
• Density

The color of a mineral in powder form is called the mineral's 

• hardness
• specific gravity
• luster
• streak

How light reflects off of a mineral is called the mineral's 

• luster
• streak
• cleavage
• fracture