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Rocks and Minerals

Total questions: 35

Worksheet time: 38mins

Name
Class
Date
1.

Which of the following is a characteristic of all minerals?

a)

Crystal structure

b)

Fills the shape of its container

c)

Usually organic

d)

Random chemical composition

2.

What is fracture?

a)

Ability to reflect light

b)

A break in parallel planes

c)

Uneven break

3.

The process for forming sedimentary rocks DOES NOT include

a)

Cementation

b)

Cooling

c)

Deposition

d)

Erosion

4.

What type of rock is formed when magma or lava cools and hardens?

a)

minerals

b)

sedimentary

c)

igneous

d)

metamorphic

5.
If I say that a penny can scratch a rock, what property am I referring to?
a)
Color
b)
Weight
c)
Hardness
d)
Luster
6.

This means that the substance must occur in nature; in other words, it cannot be created or manufactured by people

a)

Inorganic

b)

Organic

c)

Naturally Occurring

d)

Not Living

7.

This means that a mineral CANNOT come from something that was once living.

a)

Inorganic

b)

Organic

c)

Naturally Occurring

d)

Dense

8.
This means the particles that make a mineral line up in a pattern that repeats over and over again.
a)
Chemical Composition
b)
Crystal Structure
c)
Fracture
d)
Solid
9.

Definite ___________ means that a mineral always contains certain elements in definite, or exact, proportions/ratios.

a)

Chemical Composition

b)

Crystal Structure

c)

Crystal System

d)

Naturally Occurring

10.

This is measured on the Mohs Scale.

a)

Cleavage

b)

Density

c)

Hardness

d)

Luster

11.
_______ is found by rubbing the mineral against an unglazed tile called a plate.
a)
Cleavage
b)
Color
c)
Luster
d)
Streak
12.
This is how a mineral reflects light.
a)
Cleavage
b)
Density
c)
Hardness
d)
Luster
13.
_______ is a property that describes a mineral  that splits evenly along flat surfaces.
a)
Cleavage
b)
Fracture
c)
Inorganic
d)
Organic
14.
The three major rock groups are:
a)
Inorganic, Metamorphic, and  Sedimentary
b)
Inorganic, Metamorphosis, and Sediment
c)
Igneous, Metamorphic, and Sediment
d)
Igneous, Metamorphic, and Sedimentary
15.

This rock is formed by extreme heat and/or pressure that changes the chemical composition into a new form of rock.

a)

Inorganic

b)

Igneous

c)

Metamorphic

d)

Sedimentary

16.
The color of a mineral in powder form is called the mineral's 
a)
hardness
b)
specific gravity
c)
luster
d)
streak
17.
Why is coal not a mineral?
a)
It's not a solid
b)
It is man-made
c)
It is not inorganic
d)
It is made of carbon
18.
Diamond has a hardness of ___ on Mohs Hardness Scale.
a)
1
b)
5
c)
8
d)
10
19.

Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?

a)

luster

b)

color

c)

streak

d)

cleavage

20.
By definition, a mineral has which of the following characteristic(s)?
a)
definite chemical composition
b)
crystal structure
c)
naturally occuring
d)
all of the above
21.
This rock formed when bits of other rocks became pressed into a solid. What type of rock is it?
a)
Sedimentary Rock
b)
Metamorphic Rock
c)
Igneous Rock
22.

Extrusive igneous rock is formed__________.

a)

Below ground

b)

Above ground

c)

Underwater

d)

With color

23.
The breaking down of rocks is associated with_______________
a)
Erosion 
b)
Weathering 
c)
flooding 
d)
Sediments 
24.

_________________ is the process that involves the movement of sediments.

a)

Weathering

b)

Erosion

c)

Deposition

d)

Waves

25.
What is the relationship between a rock and a mineral?
a)
Rocks are made up of minerals.
b)
Minerals are made up of rocks.
c)
Rocks are on the Earth's surface. Minerals are found underground.
d)
Rocks and minerals are different names for the same thing.
26.

What is the name of the softest mineral?

a)

diamond

b)

talc

c)

graphite

d)

Corundum

27.
The most obvious, but also least useful property when identifying minerals is?
a)
Streak
b)
Luster
c)
Cleavage
d)
Color
28.

Minerals that have a metallic luster appear to be made of metals and are often...

a)

Fractured

b)

Glittery

c)

Soft

d)

Melted easily

29.

A mineral can be scratched by a steel file, which has a hardness of about 6.5. However, it cannot be scratched by glass, which has a hardness of about 5.5. This must mean the mineral's hardness is

a)

7

b)

5.5

c)

4

d)

6

30.

Select the main type(s) of luster below.

a)

Pearly

b)

Metallic

c)

Dull

d)

Non-metallic

31.

Sedimentary rock forms when sediments are (a)   and cemented together.

32.

An igneous rock would become a metamorphic rock through heat, (a)   , or both.

33.

Which of the following would be a pathway for the rock cycle?

a)

Igneous becomes metamorphic through weathering, erosion, compaction, and cementation.

b)

Metamorphic becomes sedimentary through heat and pressure.

c)

Sedimentary rock becomes igneous through melting into magma and then cooling.

d)

Rocks become fossils through decay and slow burial.

34.

If an igneous rock cools slowly...

a)

Its crystals will probably be larger

b)

It is an intrusive igneous rock

c)

It will not become metamorphic

d)

It will probably display cleavage instead of fracture

35.

Crystals can be used in all of the following applications EXCEPT

a)

Electronic screens (LCD)

b)

High speed internet

c)

Farming fertilizers

d)

Watches

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