Rocks and Minerals Review

3rd GradeWestside

Elementary

streak rockA. The color of a mineral when it is ground to a powder

B. a solid material made up of one or more materials

Sedimentary igneous metamorphicA. Rock that forms when melted, or

molten rock from deep below Earth’s surface cools and hardens

B. rock that forms when sand, particles of rock, bits of soil, and bits of once-living things are pressed together and harden into layers.

C. new rock that forms when existing rokcs are changed by heat or pressure or both

Cleavage hardness luster

A. A measure of how easily a mineral can be scratched

B. the tendency of a mineral to split easily along flat surfaces

C. the way a mineral shines, or reflects light

sediment rock cycle

nonmetallic mineral

A. A mineral that is dull or glassyB. the continuous series of changes

that rocks undergoC. sand, particles of rock, bits of

soil, and remains of once-living things

metallic mineral mineral

A. A non living solid material that has a definite chemical makeup and is found in Earth’s outermost layer

B. a mineral that is shiny like metal

Weathering is the breaking down of rock over a long period of time by___________________.

A. WaterB. WindC. IceD. All of the above

______is a new rock that forms with existing rocks are changed by heat, pressure, or chemical beneath Earth’s surface.

A. igneousB. metamorphicC. sedimentary

_____rock forms when sand, particles of rock, bits of soil, and bits of once-living things are pressed together and harden.

A. igneousB. metamorphicC. sedimentary

______rock forms when melted, or molten rock (magma) cools and hardens.

A. igneousB. metamorphicC. sedimentary

______is a solid material made up of one or more minerals.A. mineralB. streakC. rock

A mineral is a nonliving solid material found in Earth’s ______layer.

A. outermostB. innermost

A nonmetallic mineral looks _______.

A. shinyB. dull

Cleavage is a property that describes how a mineral ______along flat surfaces.

A. splitsB. rollsC. flips

Mohs Hardness Scale organizes minerals from ___.

A. smallest to biggestB. shortest to tallestC. softest to hardest

Luster describes the _____of a mineral.

A. hardnessB. shininessC. size