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MATTER AND CHANGE

Total questions: 110

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

Which of the following is not a homogeneous mixture?

a)

blood

b)

low-fat milk                       

c)

soda with ice                         

d)

coffee

2.

Which of the following is not a chemical reaction?

a)

melting of lead

b)

spoiling of food

c)

drying of leaves

d)

rusting of iron

3.

The _____________ is a logical, systematic approach to the solution of a scientific problem.

a)

scientific method

b)

steps

c)

procedure

d)

experiment

4.

During any chemical change, the mass of the products is

a)

always less than the mass of the reactants.

b)

always greater than the mass of the reactants.

c)

always equal to the mass of the reactants.

d)

sometimes different than the mass of the reactants.

5.

Which of the following is NOT an example of matter?

a)

Sunglasses

b)

Beach Towel

c)

Sunlight

d)

Water

6.

The study of matter and its changes is called

a)

Biology

b)

Chemistry

c)

Physics

d)

None of the above

7.

The symbol for the element potassium is ___.

a)

P

b)

Po

c)

K

d)

Pt

8.

Solids, liquids, and gases are three phases of matter that

a)

Have mass

b)

Take up space

c)

Are made up of atoms

d)

All of the above

9.

Which of the following is NOT a pure substance?

a)

Element

b)

Compound

c)

Mixture

d)

Molecule

10.

Diamond is known for its

a)

Hardness

b)

Reactivity

c)

Flammability

d)

None of the above

11.

Helium is used in balloons because it is

a)

Reactive to rubber

b)

Lighter than air

c)

Flammable

d)

A colored gas

12.

The steps for solving a conceptual problem are

a)

solve and evaluate.

b)

analyze, solve, and evaluate.

c)

analyze, calculate, and evaluate.

d)

analyze and solve.

13.

Which property of a substance is not affected by a physical change?

a)

Reactivity

b)

Size

c)

Position

d)

Shape

14.

The different substances in a mixture

a)

keep their physical properties

b)

form new molecules

c)

cannot be separated

d)

combine chemically

15.

Which of the following is NOT a potential sign of chemical change?

a)

Change in odor

b)

Boiling

c)

Fizzing

d)

Change in color

16.

Which of the following causes a chemical change?

a)

Moving

b)

Melting

c)

Burning

d)

Shattering

17.

Which of the following is an example of a gas-liquid mixture?

a)

Coffee with milk

b)

A carbonated soda

c)

Ice cubes

d)

A helium balloon

18.

Which of the following is an element?

a)

Steel

b)

Brass

c)

Bronze

d)

Iron

19.

Unlike a mixture, a pure substance has

a)

Atoms

b)

Molecules

c)

A specific size

d)

A fixed composition

20.

Which of the following is an example of a chemical change?

a)

Ice melting

b)

Paint fading

c)

Pounding gold into a coin

d)

A puddle evaporating

21.

Which of the following is a homogeneous mixture?

a)

Diamond

b)

Milk

c)

Sulfuric Acid

d)

Iron

22.

Which of the following is a heterogeneous mixture?

a)

Ammonia

b)

A dog

c)

Bronze

d)

Carbon dioxide

23.

Which of the following is an example of an element?

a)

Kryptonite

b)

Copper metal

c)

Sulfuric Acid

d)

Ammonia

24.

Which of the following is an example of a compound?

a)

Titanium

b)

Dry Ice

c)

Radium

d)

Helium

25.
Example for Physical Property
a)
Taste
b)
explodes
26.
Example for Physical property
a)
Odor
b)
burns in air
27.
Physical or chemical change?
cutting a piece of paper in half
a)
Physical
b)
Chemical
28.
Physical or chemical change?
sugar is dissolved into hot tea
a)
Physical
b)
Chemical
29.

During the analyze step for solving a numeric word problem, you

a)

identify what is known and unknown and make a plan.

b)

convert a measurement from one unit to another.

30.
Over time, pure silver that is exposed to air turns a strange greyish brown color. This is an example of a ________________ change. 
a)
Physical
b)
Chemical
31.
Density
a)
Physical Property
b)
Chemical Property
32.
Flammability (burns)
a)
Physical Property
b)
Chemical Property
33.
Solubility (dissolves)
a)
Physical Proeprty
b)
Chemical Property
34.
Reacts with acid
a)
Physical Property
b)
Chemical Property
35.
Melting point
a)
Physical Property
b)
Chemical Property
36.
Reacts with water
a)
Physical Property
b)
Chemical Property
37.
Hardness
a)
Physical Property
b)
Chemical Property
38.
A student removes a loaf of bread hot from the oven. The student cuts a slice off the loaf and spreads butter on it. 
a)
Physical Change
b)
Chemical Change
39.

Effective problem solving always involves developing a plan and then

a)

implementing the plan.

b)

evaluating the plan.

40.
A change in which the form or shape of a substance changes but the chemical makeup of the substance remains the same.
a)
chemical change
b)
reaction
c)
physical change
d)
solution
41.

Matter is anything that has:

a)

mass

b)

volume

c)

mass and volume

d)

substance

42.

Mass is a measurement of:

a)

the amount of particles a substance has.

b)

the space an object occupies

43.

Volume is a measurement of:

a)

the amount of particles a substance has.

b)

the space an object occupies

44.

How could you determine if a golden penny is made of gold?

a)

You wouldn't be able to figure it out.

b)

If it looks like gold, it's gold.

c)

You would test the properties of the gold penny and compare those to the properties of gold.

d)

You would guess.

45.
True or False:  The density of a specific type of material never changes.  
a)
True
b)
False
46.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
47.
Why does ice float?
a)
Liquid water is less dense than solid water.
b)
Solid water is less dense than liquid water.
c)
Gaseous water is less dense than solid water.
d)
Liquid water is less dense than gaseous water.
48.
A summary of the experiment that includes whether hypothesis was right or wrong
a)
Hypothesis
b)
Results
c)
Conclusion
d)
Independent Variable
49.
_________________ is the study of the structure and properties of matter
a)
chemistry
b)
Christmas Tree
c)
biology
d)
physics
50.

Solid water is called ice; what is gaseous water called?

a)

steam

b)

condensation

51.

What process changes a solid to a liquid?

a)

Melting

b)

Freezing

c)

Evaporation

d)

Condensation

52.

What process changes a gas to a liquid?

a)

Melting

b)

Freezing

c)

Evaporation

d)

Condensation

53.

What process changes a gas to a solid?

a)

Evaporation

b)

Condensation

c)

Deposition

d)

Sublimation

54.

What process changes a liquid to a solid?

a)

Sublimation

b)

Condensation

c)

Liquification

d)

Solidification

55.

An endothermic process involves...

a)

the removal of heat

b)

the addition of heat

56.

An example of an endothermic process is...

a)

Freezing

b)

Deposition

c)

Evaporation

d)

Condensation

57.

An example of an exothermic process is...

a)

Freezing

b)

Boiling

c)

Sublimation

d)

Melting

58.

Snow results from the process called...

a)

Freezing

b)

Deposition

c)

Condensation

d)

Solidification

59.

Fog results from the process called...

a)

Evaporation

b)

Boiling

c)

Condensation

d)

Liquidification

60.

What state of matter is MOST organized?

a)

Solid

b)

Liquid

c)

Gas

61.

What state of matter has the MOST kinetic energy?

a)

Solid

b)

Liquid

c)

Gas

62.

What state of matter takes the shape of its container but has a fixed volume?

a)

Solid

b)

Liquid

c)

Gas

63.

What state of matter is EASIEST to compress?

a)

Solid

b)

Liquid

c)

Gas

64.

What state of matter has molecules that move at a moderate speed?

a)

Solid

b)

Liquid

c)

Gas

65.

Adding heat to a substance...

a)

can change its state of matter

b)

speeds up the molecules

c)

adds kinetic energy

d)

all of these are true

66.

Removing heat from a substance...

a)

weakens the connection between molecules

b)

slows down the molecules

c)

makes molecules less organised

d)

all of these are true

67.

The point at which a liquid has enough energy to become a gas is called its...

a)

boiling point

b)

melting point

68.

The point at which a liquid has lost enough energy to become a solid is called its...

a)

melting point

b)

freezing point

69.

Select all that apply

Which terms refer to physical changes?

a)

burning

b)

rusting

c)

freezing

d)

breaking

e)

boiling

70.

A change that alters a substance without changing its composition is a(n)

a)

physical change

b)

chemical change

71.

Which is a transition of matter from one state to another?

a)

nuclear change

b)

chemical change

c)

phase change

d)

extrinsic change

72.

A process that involves one or more substances changing into new substances is called a(n)

a)

physical change

b)

phase change

c)

chemical change

d)

physical reaction

73.

Cutting paper, crumpling foil, and boiling water are all examples of

a)

shape shifting

b)

chemical changes

c)

physical changes

d)

chemical reactions

74.

Rusting and the spoilage of food are two examples of

a)

shape shifting

b)

chemical changes

c)

physical changes

d)

decomposition

75.

The terms decompose, explode, rust, oxidize, corrode, tarnish,

ferment, burn, and rot generally refer to

a)

physical changes

b)

chemical changes

c)

phase changes

d)

combination reactions

76.

A change in properties must always accompany a(n)

a)

combustion reaction

b)

physical change

c)

state change

d)

chemical change

77.

According to the law of conservation of mass, the mass of the reactants in a chemical reaction ______________ the mass of the products.

a)

is greater than

b)

is less than

c)

equals

d)

cancels

78.

In a chemical reaction, mass is neither created nor destroyed, according to the

a)

law of definite composition

b)

law of multiple proportions

c)

law of conservation of energy

d)

law of conservation of mass

79.

A chemical reaction always produces a change in

a)

color

b)

the state of matter

c)

pressure

d)

properties

80.

Select all that apply

Which are true about chemical reactions, according to the law of conservation of mass?

a)

The mass of the products equals the mass of the reactants.

b)

The total mass involved remains constant.

c)

The total number of product substances is equal to the total number of reactant substances.

d)

Mass is neither created nor destroyed.

e)

The substances involved remain unchanged.

81.

Which state symbol best describes the phase of the substance shown in this particle view diagram?

a)

(s)

b)

(l)

c)

(g)

d)

(aq)

82.

Which of the following best describes the phase of this substance?

a)

compressible with fixed shape

b)

compressible with changeable shape

c)

rigid with fixed shape

d)

rigid with changeable shape

83.

Which of the following shows the phase of a substance whose shape and volume cannot change?

a)
b)
c)
d)
84.

Which of the following is a mixture?

 

a)

sucrose

b)

carbon dioxide

c)

sodium chloride

d)

air

85.

Which of the following phrases describes a mixture?

a)

components combined chemically

b)

components cannot be seen

c)

composition may vary

d)

components cannot be separated

86.

Which of the following best describes the change shown in this diagram?

a)

Physical change because a new substance was created.

b)

Physical change because no new substance was created.

c)

Chemical change because a new substance was created.

d)

Chemical change because no new substance was created.

87.

Which of the following best describes the change shown in this diagram?

a)

Physical change because a new substance was created.

b)

Physical change because no new substance was created.

c)

Chemical change because a new substance was created.

d)

Chemical change because no new substance was created.

88.

Increasing the temperature of a substance causes the molecules to...

a)

move faster

b)

move slower

c)

break their bonds

d)

do nothing

89.

For most substances, the phase of matter that has the highest density is...

a)

solid

b)

liquid

c)

gas

d)

aqueous

90.

Which technique is used to separate homogeneous mixtures?

a)

Br2 has weaker filtration

b)

distillation

c)

dissolving

d)

magnetism

91.

Which of the following separation techniques could you use to separate an insoluble solid from a liquid?


(Hint: insoluble means that the substance will not dissolve)

a)

crystallization

b)

distillation

c)

filtration

d)

chromatography

92.

What type of mixture is chocolate chip ice cream?

a)

Homogeneous

b)

Heterogeneous

93.

Which of the following are mixtures?

a)

Sodium bicarbonate (NaHCO3)

b)

Steel (Fe + C)

c)

Salt water (NaCl + H2O)

d)

Gold (Au)

94.

What type of matter is this?

a)

Compound

b)

Element

c)

Mixture of elements

d)

Mixture of compounds

95.

What type of matter is this?

a)

Element

b)

Compound

c)

Mixture of elements

d)

Mixture of compounds

96.

How do you identify a compound?

a)

Same type of atoms and molecules

b)

Same type of atoms different type of molecules

c)

Different type of atoms same type of molecules

d)

Different type of atoms and molecules

97.

Which of the following are evidences of a chemical change? (select all)

a)

sudden change of color

b)

Change of shape by tearing

c)

Change of size by pounding flat

d)

release of odor

98.

Which of the following are physical changes? (Select all)

a)

Cutting your hair

b)

Fruit rotting

c)

Water boiling

d)

Dropping an alka-seltzer in water

99.

Which of the following are examples of chemical changes? (Select all)

a)

Burning paper

b)

Cutting paper

c)

Iron rusting

d)

Writing on paper

100.

Wet clothes become dry

a)

condensation

b)

sublimation

c)

evaporation

d)

melting

101.

Dew appears on grass

a)

deposition

b)

freezing

c)

evaporation

d)

condensation

102.

kool-aid becomes a popsicle

a)

freezing

b)

condensation

c)

evaporation

d)

sublimation

103.

frost becomes fog

a)

melting

b)

evaporation

c)

sublimation

d)

deposition

104.

mirror fogs up during a shower

a)

evaporation

b)

condensation

c)

deposition

d)

melting

105.

ice cream becomes "ice soup" :(

a)

deposition

b)

evaporation

c)

melting

d)

sublimation

106.

chocolate left in sun for too long...

a)

melting

b)

evaporation

c)

deposition

d)

condensation

107.

rain turns into snow

a)

freezing

b)

deposition

c)

melting

d)

condensation

108.

steam becomes ice...

a)

condensation

b)

deposition

c)

sublimation

d)

evaporation

109.

. What do you call the process of breaking down water molecules?

a)

Panning

b)

Filtration

c)

Electrolysis

d)

Distillation

110.

Which of the following is a compound?

a)

aluminum

b)

milk

c)

table sugar

d)

air

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