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True or False Quiz
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Determine whether each of the statements below is true or false.

1
Diamonds are forever.
A)TRUE
B)FALSE
2
Diamonds are the hardest naturally occurring substance on Earth.
A)TRUE
B)FALSE
3
Diamonds are found only in South Africa.
A)TRUE
B)FALSE
4
Minerals are composed of elements.
A)TRUE
B)FALSE
5
All minerals are composed of silicon-oxygen tetrahedra arranged in various ways.
A)TRUE
B)FALSE
6
By definition, ice is a mineral.
A)TRUE
B)FALSE
7
By definition, petroleum is not a mineral.
A)TRUE
B)FALSE
8
By definition, coal is not mineral.
A)TRUE
B)FALSE
9
Diamonds are formed by coal subjected to very high pressure deep inside Earth.
A)TRUE
B)FALSE
10
Atoms may gain or lose electrons.
A)TRUE
B)FALSE
11
Atoms may gain or lose neutrons.
A)TRUE
B)FALSE
12
Eight elements comprise 98.5% of Earth's crust.
A)TRUE
B)FALSE
13
The most abundant element in Earth' crust is water.
A)TRUE
B)FALSE
14
The most abundant element in Earth's crust is carbon.
A)TRUE
B)FALSE
15
The most abundant element in Earth's crust is hydrogen.
A)TRUE
B)FALSE
16
All minerals have a crystalline structure.
A)TRUE
B)FALSE
17
Common table salt is known to geologists as the mineral, halite.
A)TRUE
B)FALSE
18
Some minerals can be scratched with your fingernail.
A)TRUE
B)FALSE
19
All minerals display a physical property known as cleavage.
A)TRUE
B)FALSE
20
All minerals display a physical property known as fracture.
A)TRUE
B)FALSE





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