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Minerals

Total questions: 38

Worksheet time: 37mins

Name
Class
Date
1.

___ are pure substances that cannot be broken down into simpler substances by ordinary chemical means.

a)

Minerals

b)

Compounds

c)

Crystals

d)

Elements

2.

Which of the following statements about minerals is FALSE?

a)

Minerals have a crystalline structure.

b)

Humans can create minerals to suit specific needs.

c)

Minerals are inorganic materials.

d)

Minerals cannot be liquids or gases.

3.
The color of a mineral in powder form is called the mineral's 
a)
hardness
b)
specific gravity
c)
luster
d)
streak
4.
How light reflects off of a mineral is called the mineral's 
a)
luster
b)
streak
c)
cleavage
d)
fracture
5.
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
6.
Diamond has a hardness of ___ on Mohs Hardness Scale.
a)
1
b)
5
c)
8
d)
10
7.
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
8.
How do you test the hardness of a mineral? 
a)
Throw it against a wall
b)
Step on it
c)
Scratch Test
d)
Kick it until it breaks
9.
A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to
a)
density
b)
streak
c)
mineral
d)
non silicate mineral
10.
The solid, geometric form of a mineral produced by a repeating pattern of atoms
a)
crystal
b)
density
c)
element
d)
fracture 
11.
What mineral is the softest mineral on Moh's Hardness Scale and the main ingredient in baby powder?
a)
feldspar
b)
talc
c)
gypsum
d)
kaolinite
12.
The mineral in the picture has a ____________ luster.
a)
Nonmetallic
b)
Metallic
c)
Pearly
d)
Earthy
13.
A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?
a)
Fracture
b)
Cleavage
c)
Glassy
d)
Waxy
14.
A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?
a)
Fracture
b)
Cleavage
c)
Glassy
d)
Waxy
15.
Which mineral property is being shown here?
a)
luster
b)
hardness
c)
cleavage
d)
streak
16.
Scientists test for the hardness of a mineral by doing which of the following?
a)
Measuring the mass of the mineral, and comparing it against other minerals
b)
Observing how light reflects off the mineral and how the mineral looks as a result
c)
Observing the color of a mineral and comparing it against other minerals
d)
Scratching the mineral against other substances of known hardness
17.
Refer to the Mohs Hardness Scale. A mineral with a hardness of 7 can scratch -
a)
orthoclase feldspar, but cannot scratch talc
b)
calcite, but cannot scratch apatite.
c)
topaz, but cannot scratch fluorite
d)
gypsum, but cannot scratch corundum
18.
The way a surface reflects light.
a)
color
b)
luster
c)
streak
d)
density
19.
Color of a mineral in powdered form.
a)
hardness
b)
streak
c)
breakage
d)
density
20.
A shiny material is described as having a __________________ luster
a)
metallic
b)
nonmetallic
21.
A dull material is described as having a __________________ luster.
a)
metallic
b)
nonmetallic
22.
Which mineral property is being shown here?
a)
luster
b)
cleavage
c)
streak
d)
fracture
23.
If you look at a mineral and decide if it is metallic or nonmetallic, shiny, dull, glassy, how it reflects light -you are looking at its __________.
a)
luster
b)
cleavage
c)
fracture
d)
streak
24.
A ________ is a naturally occurring, inorganic, solid that can have crystal structure and definite chemical composition. 
a)
mineral
b)
rock
c)
crystal
d)
fluorite
25.
Inorganic means not made of living things.
a)
True
b)
False
26.
What are the two types of luster? 
a)
Metallic and Metallic
b)
Nonmetallic and Shiny
c)
Metallic and Nonmetallic
d)
Shiny and Dull
27.

Hardness:

a)

It’s the ability of some minerals to break in geometric shapes

b)

It's the stripe colour of a mineral

c)

It's a measure of a mineral’s resistance to being scratched

d)

None of the answers is correct

28.

The way in which a mineral reflects light

a)

streak

b)

luster

c)

hardness

29.

The manner in which a mineral breaks along curved or irregular surfaces

a)

streak

b)

cleavage

c)

fracture

30.

The color of the powder of a mineral

a)

hardness

b)

streak

c)

luster

31.

Mass divided by volume

a)

streak

b)

density

c)

hardness

32.

When we tested minerals in class, we used a nail, a penny, and our fingernail to test the ___________________ of the mineral

a)

streak

b)

hardness

33.

When testing the ________________________of a mineral, we can use the white or black plate and look at the color of the powder the mineral left behind.

a)

hardness

b)

streak

34.

The scale that measures the hardness of a mineral

a)

Linear scale

b)

bathroom scale

c)

Moh's scale

35.

Scientists use mineral ________________ to identify and classify minerals.

a)

pieces

b)

names

c)

properties

d)

structures

36.

Which one is not a property used to identify minerals?

a)

streak

b)

luster

c)

hardness

d)

size

37.

Which of the following minerals is one of the hardest minerals?

a)

pearl

b)

diamond

c)

talc

d)

quartz

38.
Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?
a)
luster
b)
color
c)
streak
d)
cleavage

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