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Unit #1: Matter

Total questions: 75

Worksheet time: 19hrs 45mins

Name
Class
Date
1.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
2.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
3.
A state of matter that has a definite volume and shape.
a)
solid
b)
liquid
c)
gas
d)
matter
4.

Which example is a compound?

a)

N2

b)

O2

c)

Cu

d)

H2O2

5.
Salt has a chemical formula of NaCl.  Salt is a...
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
6.
What cannot be broken down into other substances?
a)
Compound
b)
Mixture
c)
Solids
d)
Element
7.
A combination of substances that are not chemically combined is called a(n)____________. 
a)
mixture
b)
compound
c)
physical
8.
Mixtures are separated through ___________changes.
a)
mixture
b)
compound
c)
physical
9.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal
10.
Cutting an orange is a physical change.
a)
True
b)
False
11.
An example of a physical property is 
a)
flammability
b)
acidic
c)
color
d)
ability to rust
12.
Which change can occur when  you add heat energy to water?
a)
The water can change from a liquid to a solid
b)
The water can change from a gas to a liquid
c)
The water can change from a liquid to a gas
d)
The water can change from a solid to a liquid
13.
Chopping wood is an example of a:
a)
Physical change
b)
Chemical change
14.
Burning wood to ash is an example of a:
a)
Physical change
b)
Chemical change
15.
Water freezing to ice is an example of a:
a)
Physical change
b)
Chemical change
16.
Adding HEAT to matter causes its particles to:
a)
move faster and farther apart
b)
Move slower and farther apart
c)
Move faster and closer together
d)
Move slower and closer together
17.
A combination that can be separated by physical processes is a .....
a)
Atom
b)
Compound
c)
Element
d)
Mixture
18.
What is a homogeneous mixture?
a)
a mixture that is the same throughout.
b)
a mixture that is made up of one type of atom.
c)
a mixture that is made up of one type of compound
d)
a mixture that cannot be separated through physical changes
19.
A mixture that is NOT evenly distributed is called ....
a)
Compounded
b)
Homogenous
c)
Heterogenous
d)
Salty
20.
Italian Salad Dressing is a . . .
a)
heterogeneous mixture
b)
homogeneous mixture
c)
Pure Substance
d)
Compound
21.
Kool-Aid
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
22.
Aluminum
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
23.
NaCl
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
24.
Water and alcohol are easily separated by distillation because of their
a)
 different melting points
b)
different colours
c)
different densities
d)
different boiling points
25.

The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid is known as

a)

decanting

b)

evaporation

c)

loading

d)

chromatography

26.

Amy and her brother, Sam, were on a school trip to a nearby seashore.Back at school Sam asked Amy, "How can we get the seaweed out?"

What do you think Amy and Sam should do to separate the seaweed and sand from their seawater?

a)

filter it

b)

evaporate it

c)

condense it

27.

"There you are, Sam, that's cleaned the seawater," Amy told her brother.

"But how does it work?" asked Sam.

What do you think Amy told Sam to explain how their apparatus removed the bits of seaweed and sand from the seawater?

Choose the correct combination.

a)

the bits were attracted to the filter paper

b)

the bits were too big to fit through the holes in the paper

c)

gravity held the bits in the filter paper

28.

Identify the method used in separating the following substances?

a)

Evaporation

b)

Decantation

c)

Fractional Distillation

29.

James wants to seperate the salt from the water in his glass of salt water. What seperation method should James use?

a)

Magnets

b)

Evaporation

c)

Filter

d)

Using his hands

30.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
31.
a)
element
b)
compound
c)
mixture of elements and compounds
d)
mixture of compounds
32.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds and elements
33.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
34.
These can only be separated by chemical means. 
a)
element 
b)
compound 
c)
mixture 
d)
stuff 
35.

Matter is defined as

a)

has mass

b)

has volume

c)

has mass and volume

d)

everything

36.
The smallest bit of matter that is pure and can't be broken down into any other smaller substance by physical or chemical means.
a)
particle
b)
compound
c)
element
d)
atom
37.
Matter is classified into two main groups known as_______.
a)
solids and fluids
b)
pure substances and mixtures
c)
homogeneous and heterogeneous
d)
elements and compounds
38.
Pure substances are classified into two groups known as_______________.
a)
elements and mixtures
b)
elements and compounds
c)
heterogeneous and homogeneous
d)
atoms and elements
39.
Mixtures are classified into two groups known as_______________.
a)
elements and mixtures
b)
elements and compounds
c)
heterogeneous and homogeneous
d)
atoms and elements
40.
A molecule is a covalent chemically combined substance of ______ or more elements.
a)
three
b)
four
c)
two
d)
one
41.
An example of ...
a)
A mixture
b)
A compound
c)
An element 
42.
How is a gas defined?
a)
no shape, no volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, no shape
43.
Molecules are closest together in a 
a)
Solid
b)
Liquid
c)
Gas
d)
plasma
44.
The steam coming off the pot of boiling water is an example of....
a)
a solid becoming a liquid
b)
a liquid becoming a solid
c)
a liquid becoming a gas
d)
a gas becoming a liquid
45.
Which of the following is a MIXTURE?
a)
Zinc
b)
water
c)
air
d)
carbon
46.
Define a liquid.
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
47.

What does luster mean?

a)

breaks into pieces

b)

can be hammered into thin sheets

c)

No shine

d)

reflects light, shiny or dull

48.
All the following are characteristic properties of phosphorus. Which one is a chemical
property?
a)
Both red phosphorus and white phosphorus exist in solid forms.
b)
When exposed to air, white phosphorus will
burn spontaneously, but red phosphorus
will not.
c)
The red form melts at about 600°C and the
white form melts at 44°C.
d)
The white form will dissolve in liquid carbon
disulfide, but will not dissolve in water.
49.
Identify the line segment on the curve where the average kinetic energy of the particles of NaCl
is increasing.
a)
D - E
b)
C - B
c)
B - C
d)
A - B
50.

A solution of salt and water was put over heat. What will happen next?

a)

The salt will evaporate

b)

the salt and water evaporate

c)

the water will evaporate

51.

Name the separation technique shown in the diagram.

a)

evaporation

b)

distillation

c)

filtration

52.
Water and alcohol are easily separated by distillation because of their
a)
 different melting points
b)
different colours
c)
different densities
d)
different boiling points
53.
Can you separate salt from water using filtration?
a)
yes
b)
no
54.

Which process would you use to separate solid particles from larger particles in a mixture with filter paper in a funnel to trap solids so that the liquids will pass through.

a)

Chromatography

b)

Magnetic Attraction

c)

Filtration

d)

Floatation

e)

Sifting

55.

How can we separate an insoluble solid from a liquid?

a)

chromatography

b)

evaporation

c)

filtration

d)

condensation

56.
Diagram above shows a container of Baskin Robbin ice cream bought at the Aeon supermarket. The purchase of that ice cream comes together with few cubes of dry ice. Name the process of dry ice changing from solid to gas.
a)
Freezing
b)
Solidification
c)
Sublimation
d)
Vaporization
57.
You have 20 g of water with specific heat of 4.18 J/gŸ°C.  The temperature changes from 25° C to 20° C.  How much heat energy (Q) moves from the water to the surroundings?
a)
418 Joules
b)
209 J
c)
83 J
d)
4.18 J
58.
Calculate the heat absorbed by 105.0 grams of water when it is heated to cook spaghetti. The initial temperature of the water is 20.0°C, and the final temperature of the water is 99.0°C. The specific heat of water is 4.18 J/g•°C.
a)
8778 J/g°C
b)
0.0005 J/g°C
c)
34673 J/g°C
d)
43451.1 J/g°C
59.
The symbol for specific heat is .......
a)
c
b)
Q
c)
m
d)
t
60.
Which of the following is NOT true about heat? 
a)
Heat moves from hot to cold
b)
Heat is a form of energy
c)
Heat cannot be transferred
d)
Heat makes molecules speed up 
61.
How heat is transfered?
a)
From high to low temperature
b)
From low to high
c)
Up to down
d)
Left to right
62.
Heat is the _______ of energy.
a)
Transfer
b)
Measure
63.
Temperature is the ________ of energy.
a)
Transfer
b)
Measure
64.
What letter represents boiling?
a)
B
b)
C
c)
D
d)
E
65.
What letter represents a liquid being heated?
a)
A
b)
B
c)
C
d)
D
66.
Heat is measured in 
a)
joules
b)
grams
c)
degrees celcius
d)
mililiters
67.
At which point is the substance a solid?
a)
A 
b)
C
c)
E
d)
B
68.
During a phase change, the temperature...
a)
Increases
b)
Decreases
c)
Does nothing
d)
Fluctuates
69.
Heat is _________________.
a)
how hot or cold something is.
b)
the sum of all the kinetic and potential energy of the particles in an object.  
c)
the flow of energy from a warmer object to a cooler object.
d)
A measure of the average kinetic energy of all the particles in an object.
70.
Convert 35oC to ____ K
a)
95
b)
308
c)
-238
d)
1.66667
71.

What does "ΔT" mean?

a)

A change in health

b)

A change in heat

c)

A change in height

d)

A change in temperature

72.
How many Joules of energy are required to make 100 grams of ice at 0 οC completely melt? The specific latent heat of fusion of ice is 334000 J/kg
a)
200 J
b)
400 J
c)
33,400 J
d)
2,000,000 J
73.
Calculate the amount of energy required to melt 35.0 grams of ice.
(not in sig figs)  Hf = 80.0 cal/g,  Hv = 560.0 cal/g, SH = 1.00 cal/g ºC
a)
19,600 cal
b)
35.0 cal
c)
2,800 cal 
d)
1,568,000 cal 
74.
How many calories are required to boil 75 grams of water?
(not in sig figs)  Hf = 80.0 cal/g,  Hv = 560.0 cal/g, SH = 1.00 cal/g ºC
a)
6,000 cal
b)
3,360,000 cal
c)
42,000 cal
d)
7.46 cal
75.
How much energy is required to completely boil away 150g of 10o C water? Use C = 4.184 J/goC for water, and Hv = 2260 J/g.
a)
56,484 J
b)
339,000 J
c)
395,484 J
d)
385,484 J

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