Chapter 2 Minerals and Rocks

An example of a mineral made up of a pure element is

• coal

• copper

• quartz

• glass

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NGSS.MS-PS1-1

Which term is used to describe how light is reflected from a mineral's surface?

• color

• luster

• cleavage

• streak

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What is the hardest known mineral?

• talc

• quartz

• diamond

• gold

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NGSS.MS-PS1-1

Halite is a mineral formed by

• crystallization of hot water solutions on the ocean floor.

• cooling of magma.

• evaporation.

• cooling of lava.

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NGSS.MS-ESS2-4

When all the grains in a rock are large and easy to see, the rock is

• extrusive.

• fine grained.

• coarse grained

• nonbanded

Which igneous rock has large crystals surrounded by smaller crystals?

• pegmatite

• porphyry

• rhyolite

• granite

An igneous rock commonly used in building material is

• sandstone.

• marble.

• rhyolite.

• granite.

The process by which sediment settles out of the water or wind carrying it is

• compaction.

• cementation.

• deposition.

• erosion

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NGSS.MS-ESS2-2

A sedimentary rock made up of rock fragments with rounded edges is called

• shale.

• sandstone.

• conglomerate.

• breccia.

Heat and pressure deep beneath Earth's surface can change any rock into

• chemical rock.

• gemstones.

• metamorphic rock.

• sedimentary rock.

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NGSS.MS-ESS2-2