Question 1

In ______,two elements are so similar in size and bonding properties that one can exchange for the other during crystallization.

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Question 2

Sample (A,B,or C)_____ is a rock formed when mineral and rock particles are transported by water,wind,or ice and then deposited in a given location.Such rocks are classified as sedimentary rocks.

Accepted Answer

This sample describes the process of sedimentation which leads to the formation of sedimentary rocks. Option B specifically mentions the formation of sedimentary rocks and the process of transportation and deposition by water, wind, or ice. Options A and C do not provide enough information to identify the rock formation process described in the sample.

Question 3

The property of ______ is a mineral's resistance to scratching.

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Question 4

_____ and silicon are the two most common elements in Earth's crust.

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Question 5

Based on their origins,rocks can be divided into three distinct families: _______,sedimentary,and metamorphic.

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Question 6

The illustration below shows five different silicate structures.Of these,the structure labeled _____ exhibits the strongest structure for silicates.

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Question 7

An atom that has an excess positive or negative electrical charge caused by the loss or addition of one or more electron is called a(n)______.

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Question 8

The four types of bonding that are important in minerals are ______,covalent,metallic,and Van der Waals.

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Question 9

The illustration below shows five different silicate structures.Of these,the structure labeled _____ is the most abundant in silicate minerals of Earth's crust.

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Question 10

In the photograph of rock samples and outcrops,shown below,sample (A,B,or C)_____ is the rock held together by naturally occurring cement.

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Question 11

A(n)______ is the most fundamental substance into which matter can be separated by chemical means.

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Question 12

Some minerals break along specific directions of weakness in their crystal structures.This property of a mineral to break in this predictable way is referred to as______.

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Question 13

Igneous rocks form from the cooling and solidification of magma.Sample (A,B,or C)_____ has formed by this processes.

Accepted Answer

Igneous rocks form from the cooling and solidification of magma, and sample A is the only one that mentions this process. Samples B and C do not provide any information about the formation process.

Question 14

To be considered a mineral,a naturally occurring,inorganic solid must have a specific chemical composition and a characteristic ______ structure.

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Question 15

The _____ of a mineral is the color of the mineral when powdered,which is usually accomplished in soft minerals by rubbing the sample against an unglazed porcelain plate.

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Question 16

The mass number of an atom is the sum of the protons and ______.

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Question 17

Sample (A,B,or C)_____ is of a rock whose original sedimentary or igneous form and mineral assemblage have been changed as a result of exposure to high temperature,high pressure or both.This type of rock is referred to as a metamorphic rock.

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Question 18

The photo below shows two specimens of the mineral quartz.According to Steno's law the angle shown between faces 1 and 3 will be ______ in both samples.

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Question 19

A(n)______ is the smallest chemical unit that retains all of the properties of a compound.

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Question 20

The two most abundant mineral families of Earth's crust are the silicates and the _____.

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Quiz 2: Earth Materials