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Minerals
Test Description: 7th grade minerals review
Instructions: Answer all questions to get your test result.
1) A mineral is a
A
liquid
B
gas
C
solid
D
all of the above
2) the color of a mineral's powder is the mineral's
A
luster
B
color
C
streak
D
hardness
3) Minerals that do not split easily into flat pieces have the property called
A
density
B
hardness
C
fracture
D
cleavage
4) If you say a mineral is waxy, you are describing the mineral's
A
color
B
streak
C
cleavage
D
luster
5) Mineral crystals form when magma
A
warms
B
cools
C
evaporates
D
turns to lava
6) a mixture in which one substance is dissolved into another is a
A
compound
B
mineral
C
vein
D
solution
7) a narrow band of minerals that lies between rock layers is a(an)
A
crystal
B
vein
C
element
D
alloy
8) A hard, colorful crystal that has a glassy luster is called a(an)
A
element
B
compound
C
gemstone
D
metal
9) a rock that contains a metal or other useful mineral is a(an)
A
alloy
B
ruby
C
gem
D
ore
10) the process of removing metal from an ore is called
A
rock collecting
B
melting
C
mining
D
smelting
11) the amount of mass in a given volume of a substance is the
A
hardness
B
density
C
color
D
halitte
12) the hardest mineral is
A
metal
B
diamond
C
halite
D
talc
13) a mineral that splits easily into flat pieces has the property called
A
fracture
B
alloy
C
density
D
cleavage
14) copper and silver are a kind of mineral called
A
alloy
B
metal
C
diamond
D
luster
15) a solid mixture containing at least one metal is a (an)
A
density
B
alloy
C
halite
D
metal
16) T or F: some minerals were once living things
A
false
B
true
17) T or F: all minerals have a crystal structure
A
True
B
False
18) T or F: most minerals can be identified by their color alone
A
False
B
True
19) T or F: A minerals crystals always have the same shape
A
True
B
False
20) T or F: when magma cools deep below the surface, it forms very small crystals
A
true
B
false
*select an answer for all questions
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