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Change in matter

Total questions: 101

Worksheet time: 2hrs 45mins

Name
Class
Date
1.

Anything that has mass and takes up space is called

a)

mass

b)

matter

c)

volume

d)

weight

2.

The amount of matter in an object is called

a)

mass

b)

matter

c)

volume

d)

weight

3.

Anything that has mass and takes up space is called

a)

mass

b)

matter

c)

volume

d)

weight

4.

The amount of matter in an object is called

a)

mass

b)

matter

c)

volume

d)

weight

5.

__________ is a measure of the gravitational force on an object.

a)

weight

b)

mass

c)

matter

d)

volume

6.

The amount of space an object takes up is called _______________.

a)

weight

b)

volume

c)

density

d)

mass

7.

One way to find the volume of an object is by using a formula. That formula is ___________________________.

a)

l x w x h (length times width times height)

b)

b x h (base times height)

c)

l x h (length times height)

8.

True or False: the mass of an object is equal to its weight.

a)

True

b)

False

9.

True or False: Air is matter.

a)

True

b)

False

10.

To find the volume of an irregularly shaped object, you can use a process called _________________, which pushes the water out of the way.

a)

density

b)

advanced volume

c)

water displacement

11.

Why do astronauts weight less on the moon than they do on Earth?

a)

There is more matter on the moon than there is on Earth.

b)

Gravity is stronger on Earth than it is on the moon.

c)

The mass of any object is less on the moon.

12.

Find the volume of the PS4 box that is 50 cm long, 30 cm wide, and 12 cm high.

a)

92 cm

b)

16000 cm3

c)

18000 cm3

d)

92 cm3

13.

A rock from the planet Krypton has a mass of 37 g and a volume of 75 cm3. What is the density of the rock?

a)

2.03 g/cm3

b)

0.49 g/cm3

c)

0.49 grams

d)

112 g/cm3

14.

The formula for density is _______________________.

a)

m x v (mass times volume)

b)

mass / volume (mass divided by volume)

c)

volume / mass (volume divided by mass)

d)

l x w x h (length times width times height)

15.

____________ is a measure of the amount of mass in a given volume.

a)

Density

b)

Weight

c)

Volume

d)

Displacement

16.

A ____________ substance has a definite volume and shape.

a)

gas

b)

solid

c)

liquid

17.

A ___________ substance has a definite volume but not a definite shape.

a)

solid

b)

gas

c)

liquid

18.

A _______________ does not have a definite volume or shape.

a)

gas

b)

liquid

c)

solid

19.

True or False: liquids take the shape of their container.

a)

true

b)

false

20.

What happens to a substance with an increase in temperature?

a)

it gains energy

b)

it loses energy

c)

its energy stays the same

21.

Mass is often measured by using a _______________________.

a)

spring scale

b)

bathroom scale

c)

triple beam balance or digital scale

22.

A can of Coke will sink in water because

a)

it has sugar, so its density is greater than water.

b)

it has no sugar, so its density is less than water.

c)

it weighs more than water.

d)

it weighs less that water.

23.

What is the difference between evaporation and boiling?

a)

evaporation is faster

b)

in boiling, energy is lost

c)

evaporation happens at the surface

24.
Which of the following units provides the best measure for the amount of space that matter occupies?
a)
mL
b)
grams
c)
cm3
d)
Both mL and cm3
25.
What is the volume of the rock? The water level is displaced from 20 mL to 23 mL with the rock.
a)
3 mL
b)
23 mL
c)
20 mL
d)
43 mL
26.
What would be the best way to measure the volume of a small rock?
a)
L x W x H with a ruler
b)
Put on triple beam balance
c)
Mass ÷ Volume
d)
Displacement method using graduated cylinder
27.
Which of the following is not a characteristic property of matter?
a)
Density
b)
Mass
c)
Phase/State
d)
Solubility
28.
What is the formula for calculating density?
a)
Mass ∗ Volume
b)
Volume ∗ Mass
c)
Mass ÷ Volume
d)
Volume ÷ Mass
29.
Which statement is true?
a)
Oil is the most dense substance.
b)
Corn syrup is less dense than water.
c)
Oil is less dense than water.
d)
Oil and corn syrup have the same density but different masses.
30.
An object has a density of 3 g/cm3. When submerged in water, the object will ___________.
a)
float
b)
sink
c)
float halfway in the water
d)
float then sink
31.
The volume of water in a beaker was 215 mL. After 5 days, the volume of the water was 200 mL. What best explains the change in volume?
a)
Some of the water absorbed the air. 
b)
Some of the water evaporated and escaped into the air as water vapor.
c)
Some of the water disappeared.
d)
Some of the water was released due to condensation.
32.

When a metal mailbox is rusting because of the weather, the rust is an example of

a)

a physical change

b)

a chemical change

c)

magnetism

d)

texture

33.

When a hammer breaks a large rock into smaller pieces, the broken rock is an example of

a)

a physical change

b)

a chemical change

c)

solubility

d)

density

34.

Properties of matter that can be measured or observed without changing the basic nature of the matter.

a)

Chemical properties

b)

property

c)

matter

d)

Physical properties

35.

A property of matter that can only be observed by changing the basic nature of the matter

a)

physical property

b)

physical change

c)

chemical change

d)

chemical property

36.

Physical properties....

a)

change the matter when studied

b)

can be observed and measured without changing the matter being studied

c)

include the ability to burn and rust

d)

are useless unless studied in a lab

37.

Flammability means the ability to _______ and is a _________ property.

a)

melt; chemical

b)

rust; physical

c)

change; physical

d)

burn; chemical

38.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
39.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
40.

Which of the following is a chemical property of water?

a)

Reacts with pure sodium

b)

Boils at 100 oC

c)

Is liquid at room temperature

d)

Has a density of 1 gm/mL

41.

Choose the one that is a chemical property

a)

Magnetism

b)

Size

c)

Color

d)

Reactivity with water

42.

What is the outcome of observing a chemical property?

a)

Nothing

b)

A new substance is formed with different properties

c)

NaCl

d)

A rise in thermal conductivity

43.

The ability to burn is known as---

a)

Flammability

b)

Combustion

c)

Density

d)

Exploding

44.

Mass divided by volume is the formula for calculating----

a)

Mass

b)

Volume

c)

Density

d)

Matter

45.

Reactivity (bubbling, fizzing) is a --- property.

a)

Chemical

b)

Physical

46.
Ice melting is an example of a
a)
physical change
b)
chemical change
c)
physical property
d)
chemical property
47.
Physical properties are
a)
properties that can be observed without changing the identity of the substance
b)
properties that describe how a substance changes into a completely different substance
c)
properties that we can only observe with our eyes
d)
properties that we need special tools to observe
48.
Which is an example of a chemical change?
a)
melting ice to make water
b)
baking cake batter to make a cake
c)
putting cheese on bread to make a cheese sandwich
d)
cutting an orange into slices for a snack
49.
Hammering wood together to build a playhouse
a)
Chemical change
b)
Physical change
50.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
51.
Burning a marshmallow over a campfire
a)
Physical
b)
Chemical
52.

______________________ can only be recognized when substances react or do not react chemically with one another.

a)

Physical properties

b)

Chemical properties

c)

Flammable properties

d)

Colorful properties

53.
Which is an example of a physical property?
a)
ability to react with acid
b)
 state of matter
c)
flammability
d)
ability to react with oxygen
54.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
rust
55.
Ability to rust is this type of property:
a)
Physical property
b)
Chemical property
56.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
57.
Flammability (burns): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
58.
Is wood burning a physical or chemical change?
a)
Physical 
b)
Chemical
59.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
60.
Is copper tarnishing a physical or chemical change?
a)
Physical 
b)
Chemical
61.
Which state of matter has molecules that move fastest and spread to fill the space they are in?  They do not form any pattern.
a)
solid 
b)
liquid 
c)
gas
62.
What is matter?
a)
a pure substance
b)
anything that occupies space and possesses mass
c)
an element
d)
a compound
63.

What is a chemical change?

a)

Forming a new substance

b)

When two or more substances combine to make a greater one

c)

When two or more substances combine to make a new chemical substance

d)

Combing substances

64.
Evidence of a chemical reactions is anything that shows - 
a)
a new substance has formed
b)
a solid dissolved in a liquid
c)
interaction between 2 gases
d)
a change in the state of matter
65.
One of the signs of a chemical reaction taking place is:
a)
Bubbles are produced 
b)
Reactants are not combining
c)
Products are not forming
d)
Color is not changing
66.
Which of the following describes a precipitate?
a)
a liquid forms when a block of metal is heated
b)
a solid forms when one liquid is poured into another
c)
a gas forms when a solid is placed in a liquid
d)
bubbles form when an acid is poured on a rock
67.
Which is NOT an indication of a chemical change?
a)
temperature change
b)
formation of a precipitate
c)
shape change
d)
production of light
68.
You know you a chemical reaction has occurred if 
a)
there is a precipitate.
b)
there is a color change.
c)
there is a temperature change.
d)
All of these answers are evidence.
69.

Which of the following is an example that includes evidence of a chemical change?

a)
b)
c)
d)
70.

What is the evidence that a chemical change has taken place?

a)

Color change

b)

Light produced

c)

state change

d)

mixture

71.

What is the evidence that a chemical change has taken place?

a)

gas production

b)

change in energy

c)

change in color

d)

production of a precipitate

72.

Identify the change as physical or chemical

a)

physical

b)

chemical

73.

What is the evidence that a chemical change has taken place? Choose all that apply.

a)

Light is produced (change in energy)

b)

Heat is produced (change in energy)

c)

Change in shape

d)

Production of a gas

74.
Which is NOT an indication of a chemical change?
a)
temperature change
b)
formation of a precipitate
c)
shape change
d)
production of light
75.
Water boiling is a _______ change. 
a)
Physical Change 
b)
Chemical Change 
76.
Fireworks Exploding are a ________ change.
a)
Physical Change
b)
Chemical Change
77.
What is a physical property of this table? 
a)
Brown
b)
Flammable
c)
Reactive to Acid
78.
A substance that has mass and takes up space. 
a)
Energy
b)
Matter
c)
Protery
d)
Endothermic 
79.

Select ALL of the characteristics of a physical change

a)

changes in appearance only

b)

a new substance is not created

c)

changes in the ph level

d)

burning and fire

e)

chemical bonds are not created or broken

80.

Cutting your hair is an example of a ___________ change.

a)

physical

b)

chemical

81.

Which 2 are examples of a physical changes? (check 2 )

a)

ice melting

b)

sodium and chlorine combining to make sodium chloride (salt)

c)

paper being cut into smaller pieces

d)

wood burning

82.

Which 2 are examples of a chemical changes? (check 2 )

a)

ice melting

b)

sodium and chlorine combining to make sodium chloride (salt)

c)

paper being cut into smaller pieces

d)

wood burning

83.

Production of a (an) __________ can be an indication of a chemical change.

a)

odor

b)

gas

c)

both - odor and gas

84.
In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have? 
a)
4g
b)
5g
c)
9g
d)
14g
85.
What will weigh more when a chemical change is complete?  The reactants before the chemical reaction, or the product after the reaction is complete?
a)
They both will weigh the same
b)
The product always weighs more than the reactant
c)
The reactant will weigh more than the product
d)
They both will loose mass after the reaction
86.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
87.
If reaction starts with 20g of reactants it should produce 
a)
a total of 40g of products
b)
a total of 10g of products
c)
a total of 80 g of products
d)
a total of 20g of products
88.

The law of conservation of mass states that ________

a)

the total mass of reactants is more than the total mass of products

b)

the mass of a chemical reaction is not constant

c)

the mass of a chemical reaction remains constant

d)

the total mass of reactants is less than the total mass of products

89.

How many grams of OXYGEN would be needed to show conservation of mass in the example below?

a)

100 g

b)

93 g

c)

7 g

d)

0 g

90.

How many grams of coal were present at the start of the chemical change?

a)

Unknown

b)

100 g

c)

200 g

d)

50 g

91.

How many kilograms of SMOKE are shown in the example of conservation of mass?

a)

1 kg

b)

30 kg

c)

28 kg

d)

3 kg

92.

What is true of a substance with a lot of mass?

a)

It contains a lot of matter

b)

It has a large volume

c)

It has a high density

d)

It has a low frequency

93.

Does this picture accurately show the Law of Conservation of Mass?

a)

Yes

b)

No

94.

True or False: This picture shows that during most chemical reactions the amount of mass in system stays the same?

a)

True

b)

False

95.

The Law of Conservation of Mass says that matter can neither be __________ or __________.

a)

created; destroyed

b)

recycled; renewed

c)

subtracted; added

d)

joined; separated

96.

According to the Law of Conservation of Mass, what happens to the wood and oxygen when it is burned?

a)

The wood disappears.

b)

It stays the same chemically.

c)

The atoms in the wood and oxygen rearrange and form smoke and ash.

d)

Nothing.

97.
A 55-gram egg is placed in a pot. After the egg is boiled, which is most likely the mass of the egg?
a)
50 
b)
55 
98.
12g of Carbon react with 16g of Oxygen, how much carbon monoxide (CO) is formed? 
a)
28 g
b)
4g
c)
30g
d)
12g
99.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
100.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
101.

What is true of a substance with a lot of mass?

a)

It contains a lot of matter

b)

It has a large volume

c)

It has a high density

d)

It has a low frequency

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