Share ROCKS & MINERALS-Multiple Choice
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a solid piece of matter with particles arranged in a repeating pattern called a crystal
mineral
magnet
electron
Color, luster, streak, hardness, cleavage, and fracture are __ __ that help scientists identify rocks and minerals
physical properties
human properties
chemical properties
the way a mineral's surface reflects light
hardness
luster
streak
The chalky line left behind when you rub or scrape a mineral against a tile.
compression
luster
streak
the name of the scale used to determine a mineral's hardness
Spring Scale
Mohs Scale of Hardness
Bathroom Scale
Which mineral is the hardest of all?
copper
diamond
talc
The tendency of a mineral to break into jagged, rough, smaller pieces.
fracture
luster
hardness
Location of the first gold rush in America
South Carolina
North Carolina
California
The tendency of a mineral to break into flat sheets.
streak
hardness
cleavage
The ability to resist scratching
hardness
streak
fracture
Rocks formed when sand, dead plants, shells or other organic matter stick together to like glue.
Igneous rock
magnesium
sedimentary rock
Not man-made; occurs in nature, and our supply is limited (we can run out of it)
natural resource
volcanic glass
cleavage/fracture
Rocks formed from hot lava that cools and hardens
Igneous rocks
diamonds
iron
Rocks buried deep with the earth that change because of heat and pressure
metamorphic
gold
erosion
Stress that squeezes rocks together and causes them to fold or fracture.
compression
erosion
melting
A nonliving solid substance that can be described by a chemical formula
cleavage
inorganic
fracture
