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Chapter Test

Read the questions carefully and choose the best answer.

This activity contains 26 questions.

Question 1.
Geologic processes are directly related to rocks and minerals.

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Question 2.
Elements are substances that cannot be broken down into simpler substances by chemical or physical means.

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Question 3.
Identify the subatomic particles indicated on the simplified model of the atom by selecting the correct response.

(Atom diagram, Copyright © Prentice Hall, Inc.)

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The letters A through E appear on an image associated with this question.

This question presents 5 items numbered 3.1 through 3.5. Each item is presented with a pulldown menu containing the letters A through E. For each item below, use the pull-down menu to select the letter that labels the correct part of the image.
[hint]
[hint]
[hint]
[hint]
[hint]
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Question 4.
The three basic forms of matter are solid, liquid, and gas.

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Question 5.
A/An _________ is the same as an atom except that it has an electrical charge because of a gain or loss of electrons.

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Question 6.
When isotopes are unstable they can spontaneously disintegrate through a process called

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Question 7.
Atoms of the same element possess the same number of

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Question 8.
Only 10 elements compose the bulk of the rock-forming minerals in the continental crust.

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Question 9.
This bond is produced by the sharing of electrons.

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Question 10.
Which one of the following statements concerning minerals is not true?

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Question 11.
The structure of the silicon-oxygen tetrahedron consists of four oxygen atoms surrounding a smaller silicon atom.

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Question 12.
___________ compares the weight of a mineral to the weight of an equal volume of water.

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Question 13.
Cleavage is described by

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Question 14.
Granite is a mineral.

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Question 15.
Nonsilicate minerals are notable because


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Question 16.
One of the most useful diagnostic properties of minerals is the color.

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Question 17.
Each silicate mineral has a structure and chemical composition that indicate the conditions under which it formed.

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Question 18.
Which of the following materials has a hardness of between 3 and 4?

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Question 19.
Silicate minerals tend to cleave

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Question 20.
The streak of metallic minerals tends to be

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Question 21.
Which of the following is not a silicate mineral structure?

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Question 22.
Which silicate mineral group has a double-chain silicate structure?

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Question 23.
Quartz has three planes of cleavage, one for each dimension of its silicate structure.

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Question 24.
Which of the following materials is comprised of minerals?

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Question 25.
After ancient seas evaporate, thick layers of this mineral can be formed and later mined for economic use.

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Question 26.
The status of an ore deposit depends on

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