South Carolina Science Grade 8

Section 1: Minerals—Earth's Jewels

Self-Check Quiz - English

1.
Which of the following is an example of a mineral?
A)water
B)coal
C)quartz
D)granite
2.
Pearly, glassy, dull, and earthy are terms used to describe __________.
A)color
B)fracture
C)luster
D)streak
3.
__________ is determined by scratching a mineral sample across an unglazed, white tile.
A)Color
B)Hardness
C)Streak
D)Fracture
4.
A mineral containing something useful and can be sold for a profit is called a(n) __________.
A)gem
B)ore
C)crystal
D)metal
5.
Crystals are solid materials with __________.
A)distinct layers or bands
B)atoms in an orderly, repeating pattern
C)several different grain sizes
D)glass like, shiny surfaces
6.
All rocks must contain two or more __________.
A)grain sizes
B)layers
C)minerals
D)crystal sizes
7.
A(n) __________ is rare and beautiful.
A)gem
B)ore
C)mineral
D)rock
8.
Which of the following is not a clue for determining how a mineral forms?
A)hardness
B)crystal size
C)presence of layers
D)how the crystals fit together
9.
Minerals form by all of the following except __________.
A)cooling of magma
B)metamorphosis
C)evaporation
D)precipitation
10.
__________ is not an example of a physical property.
A)Chemical composition
B)Luster
C)Color
D)Cleavage and fracture
11.
Which mineral can scratch a piece of glass?
A)gypsum
B)fluorite
C)feldspar
D)talc
12.
Which of the following characteristics is NOT used to identify unique minerals?
A)magnetism
B)fizzes on contact with acid
C)hardness
D)presence of a double image
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