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Worksheets

Ezekiel

Total questions: 131

Worksheet time: 1hrs 9mins

Name
Class
Date
1.

Milk is a ___________ , it can take the shape of any container that it is in.

a)
solid
b)
liquid
c)
gas
d)
cats
2.

What kind of matter fills a ballon?

a)

Solid

b)

Gas

c)

Liquid

3.
Is sand a solid, liquid or gas?
a)
Solid
b)
Liquid
c)
Gase
4.

__________ is the matter that has a definite shape and takes up a definite amount of space?

a)

Solid

b)

Liquid

c)

Gas

5.
How could you turn solid metal into a liquid?
a)
You could freeze it
b)
By condensing it
c)
You could rub it with sandpaper
d)
You could heat it
6.

The change from gas to liquid is called

a)

Condensation

b)

Sublimation

c)

Evaporation

d)
Freezing
7.
When you squeeze a sponge under water, what are the bubbles that escape?
a)
Pieces of sponge
b)
Air coming from the spaces in the sponge
c)
Water
8.
Which of these is the right word for the process of turning a solid into a liquid?
a)
Boiling
b)
Melting
c)
Condensing
d)
Evaporating
9.

In which state of matter are particles moving slowest?

a)

solid

b)

gas

c)

liquid

d)

gummy bears

10.
Which of these is true?
a)
Solids hold their shape.
b)
Liquids hold their shape.
c)
Gases hold their shape.
d)
Penguins eat pineapples.
11.

The state of matter depends on its

a)

volume

b)

temperature

c)

weight

d)

mass

12.
Which of these is not an example of a gas?
a)
Oxygen
b)
Iron
c)
Helium
d)
Carbon Dioxide
13.
Which of these is a liquid?
a)
Steam
b)
Ice
c)
Water
d)
Flour
14.
Which of these is NOT an example of a solid?
a)
Dust
b)
Runny honey
c)
Gravel
15.
Which material is a solid?
a)
Syrup
b)
Cooking oil
c)
Cotton wool
16.

How do we call the change of matter form liquid to solid?

a)

Vaporization

b)

Condensation

c)

Freezing

d)

Melting

17.

Which properties do solids have?

a)

definite shape and volume

b)

no definite shape and no definite volume

c)

no definite shape and a definite volume

18.

What properties do liquids have?

a)

definite shape and volume

b)

no definite shape a no definite volume

c)

no definite shape and a definite volume

19.

State of matter can be changed by _________________

a)

cooking

b)

pressing

c)

heating

d)

both, heating and cooling

20.

Air is a miture of many_______

a)

liquids

b)

gases

c)

solids

d)

all of these

21.

What is the branch of science that involves working with atoms and molecules to build devices ?

a)

Matter

b)

Nanotechnology

c)

Material science

22.

Meaning of atom

a)

Building blocks of all matter

b)

Particles formed when two or more atoms combine

c)

None of these

23.

Which of the following is chemical change?

a)

Freezing of water

b)

Boiling of water

c)

Burning of paper

d)

Melting of ice

24.

Matter has mass and occupies

a)

Space

b)

Air

c)

Water

d)

Weight

25.

Molecule formula of water

a)

H2

b)

CO2

c)

H20

d)

O2

26.

What will happen if dry ice is heated

a)

Melting to water

b)

Evaporates to gas

c)

no change

27.

In solids, what happens to the atoms and molecules (without changing their position)

a)

Contraction

b)

Expansion

c)

Vibration

d)

None of these

28.

What expands faster :-

a)

Solid

b)

Liquid

c)

Gas

29.

The space between two molecules are called

a)

Intermolecular space

b)

Density

c)

Condensation

d)

Matter

30.

Is blowing a balloon a chemical change?

a)

Yes

b)

No

31.

Anything that has mass and occupies space is known as ___________.

a)

matter

b)

energy

c)

power

d)

reaction

32.

Which of the following liquids are miscible in water?

a)

Glycerine

b)

Kerosene

c)

Vinegar

d)

Mustard oil

33.

Anita kept some water in the freezer. It soon changed into ice. This process is known as ________.

a)

Condensation

b)

Evaporation

c)

Freezing

d)

Melting

34.

Substance 'X' has a fixed volume but no fixed shape. Which of the following is likely to be 'X'?

a)

Ice

b)

Water

c)

Carbon dioxide

d)

Nitrogen

35.

Which of the following has least space between its molecules?

a)

Wood

b)

Milk

c)

Water

d)

Carbon dioxide

36.

I am even smaller than a molecule. I am the building block of all matter. Who am I?

a)

solid

b)

moles

c)

atom

d)

gas

37.

I am a solid. I am sweet to taste. I can dissolve in water and you need me to prepare lemonade. Who Am I?

a)

Salt

b)

Chalk

c)

Wood

d)

Sugar

38.

Which of the following substances has no definite shape and no definite volume?

a)

Milk

b)

Ice

c)

Glycerine

d)

Oxygen

39.

On heating, a solid _________.

a)

expands

b)

contracts

c)

freezes

d)

melts

40.

Curdling of milk is ______change.

a)

physical

b)

mechanical

c)

chemical

d)

electrical

41.

When the particles of a solid randomly mix with the particles of a liquid to form a random arrangement.

a)

Solubility

b)

Dissolve

c)

Sublimation

42.

A mixture of solute dissolved in a solvent.

a)

Sublimation

b)

Precipitation

c)

Solution

43.

A liquid in which a solute can dissolve.

a)

Solvent

b)

Solute

c)

Solution

44.

A substance that can dissolve in a solvent.

a)

Solvent

b)

Solute

c)

Solution

45.

The mass of a substance that can dissolve in 100 g of water.

a)

Solubility

b)

Precipitation

c)

Solution

46.

When a substance dissolves, the particles of both substances are randomly arranged in the container.

a)

True

b)

False

47.

Which letter in the diagram represents a solution?

a)

A

b)

B

c)

C

48.

Which letter in the diagram represents a solvent?

a)

A

b)

B

c)

C

49.

Which letter in the diagram represents a solute?

a)

A

b)

B

c)

C

50.

The mass of the solution is the same as the masses of the water and sugar added together.

a)

True

b)

False

51.

All substances have the same solubility.

a)

True

b)

False

52.

The .........................the mass of a substance that will dissolve in water, the .............. soluble the substance.

a)

greater / more

b)

greater / less

c)

smaller /more

53.

.................................. solution is a solution that can dissolve more of the solute.

a)

An unsaturated

b)

A super saturated

c)

A saturated

54.

.................................sources give evidence collected by others (books, scientific journals, and the Internet).

a)

Primary

b)

Secondary

55.

Collections of papers written by scientists, which describe their work.

a)

Book

b)

Scientific journals

c)

Newspaper

56.
Water that is heated and changed to steam is a 
a)
Physical change
b)
Chemical change
57.
Melting butter to pour over popcorn is a 
a)
Chemical change
b)
Physical change
58.
Which action would be a chemical change?
a)
freezing water
b)
tearing paper
c)
cleaning pennies
d)
melting chocolate
59.
Burning wood is an example of 
a)
Chemical change
b)
Physical change
60.
Frying an egg is an example of a 
a)
Chemical change
b)
Physical change
61.
Glass breaking s an example of a
a)
Chemical change
b)
Physical change
62.
A rusty bike shows a 
a)
Chemical change
b)
Physical change
63.
Anything that has mass and takes up space is called
a)
stuff
b)
forrce
c)
gravity
d)
matter
64.
Pancakes frying on a griddle is an example of a
a)
Physical change
b)
Chemical change
65.
A ___________ change leads to the formation of a different substance.
a)
Physical change
b)
Chemical change
66.
When you burn toast, the results are a 
a)
Chemical change
b)
Physical change
67.
Fireworks exploding is an example of a 
a)
Physical change
b)
Chemical change
68.
Which of the following would be a physical change?
a)
slicing bread
b)
baking bread
c)
baking a cake
d)
rotting food
69.
Which of the following is an example of a chemical change?
a)
melting chocolate
b)
crushing a soda can
c)
cutting paper
d)
wood burning
70.
Which of the following things has matter?
a)
basketball
b)
the sun
c)
you
d)
all of the above
71.
All matter is made of tiny building blocks called
a)
Legos
b)
atoms
c)
wood
d)
volume
72.
Molecules are formed when two or more ________ join together.
a)
blocks
b)
books
c)
atoms
d)
sizes
73.
Ice melting
a)
Chemical Change
b)
Physical Change
74.
Water freezing
a)
Chemical Change
b)
Physical Change
75.
Wood burned in a fireplace
a)
Chemical Change
b)
Physical Change
76.
Cake batter baked in an oven
a)
Chemical Change
b)
Physical Change
77.
Blue liquid and yellow liquid mixed to make a green liquid
a)
Chemical Change
b)
Physical Change
78.
Baking soda and vinegar combine to make carbon dioxide
a)
Chemical Change
b)
Physical Change
79.
Light used to produce food in plants
a)
Chemical Change
b)
Physical Change
80.
Glass bottle that is shattered
a)
Chemical Change
b)
Physical Change
81.
Copper roof changing color
a)
Chemical Change
b)
Physical Change
82.
Shredding a piece of paper
a)
Chemical Change
b)
Physical Change
83.
Rust on an iron fence
a)
Chemical Change
b)
Physical Change
84.
Boiling water
a)
Chemical Change
b)
Physical Change
85.
Burning coal
a)
Chemical Change
b)
Physical Change
86.

The smallest unit of matter is a(n)

a)

molecule

b)

atom

c)

bond

d)

electron

87.

The three main subatomic particles that make up an atom are:

a)

neutrons, protons and molecules

b)

ions, electrons and newtons

c)

electrons, neutrons and protons

d)

neutrons, protons, and ions

88.

Elements in a vertical column of the Periodic Table have similar properties and are all members of the same _________ of elements

a)

molecule

b)

phase

c)

atom

d)

group

89.

The number of protons in an atom is known as its atomic __________?

a)

number

b)

mass

c)

phase

d)

bond

90.

When two or more elements are combined, the substance produced is a ______________.

a)

suspension

b)

metal

c)

compound

d)

gas

91.

The center part of an atome that has a positive electrical charge

a)

neutron

b)

proton

c)

bond

d)

nucleus

92.

A particle of matter that has a positive electric charge

a)

atom

b)

proton

c)

neutron

d)

nucleus

93.

A particle of matter that has NO electrical charge

a)

atom

b)

proton

c)

neutron

d)

nucleus

94.

What is the physical substance that everything is made of?

a)

atoms

b)

oxygen

c)

water

d)

matter

95.

What is a compound of one or more atoms?

a)

Periodic Table

b)

molecule

c)

element

d)

bond

96.

What parts of an atom add mass?

a)

electrons and protons

b)

electrons and neutrons

c)

protons and neutrons

97.

What charge does a proton have?

a)

positive

b)

negative

c)

neutral

98.

What charge does a neutron have?

a)

positive

b)

negative

c)

neutral

99.

What charge does an electron have?

a)

positive

b)

negative

c)

neutral

100.

An atom has 3 protons, 3 neutrons, and 4 electrons. Is it an ion or a neutral atom?

a)

ion

b)

neutral

c)

both

101.

What element has 12 protons?

a)

Carbon (C)

b)

Magnesium (Mg)

c)

Fluorine (F)

d)

Hydrogen (H)

102.

What element has 9 protons?

a)

Carbon (C)

b)

Magnesium (Mg)

c)

Fluorine (F)

d)

Hydrogen (H)

103.

What is the atomic mass of Neon (Ne)?

a)

20.179

b)

10

c)

2-8

104.

What is the atomic mass of Lithium (Li)?

a)

6.941

b)

3

c)

2-1

d)

1

105.

How many neutrons does Beryllium (Be) usually have?

a)

4

b)

9

c)

5

106.

An atom has 2 protons, 2 neutrons, and 2 electrons. Is it an ion or a neutral atom?

a)

ion

b)

neutral

c)

both

107.

What part of the atom is NOT in the nucleus?

a)

proton

b)

electron

c)

neutron

108.

What is SC the symbol for?

a)

scandium

b)

carbon

c)

sulfur and carbon

d)

fluorine

109.

Which of these substances would have the fastest moving molecules?

a)

hot coffee

b)

cold juice

c)

popsicle

d)

salt

110.

Which of these substances would have molecules spread the furthest apart?

a)

hot coffee

b)

cold juice

c)

popsicle

d)

salt

111.
From the diagram, which particles are indicated with the arrow?
a)
electrons and protons
b)
protons and neutrons
c)
electrons and neutrons
d)
photons and nucleons
112.
These particles orbit around the nucleus of an atom.  What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
113.
All matter is made of 
a)
energy 
b)
atoms 
c)
air
d)
chemistry
114.
The positive particles of an atom are 
a)
electrons 
b)
atoms
c)
neutrons 
d)
protons 
115.
Neutrons are
a)
negative
b)
positive
c)
neutral
d)
cows
116.
an atom with atomic number 6 would have how many protons 
a)
6
b)
12
c)
3
d)
cannot be determined 
117.
Atoms have no electric charge because they...
a)
have an equal number of charged and non charged particles
b)
have neutrons in their nuclei
c)
have an equal number of electrons and protons
d)
have an equal number of neutrons and protons
118.
How many electrons are in the element, Oxygen, with the atomic number of 8?
a)
7
b)
10
c)
8
d)
9
119.
True or False? Isotopes are atoms of the same element that differ in mass number and number of neutrons
a)
True
b)
False
120.
How many the electrons does "Al," aluminum, have?
a)
5
b)
10
c)
13
d)
3
121.
What is the
 atomic number
 and mass number
 of this atom?
a)
atomic number 7 mass number is 14
b)
atomic number  14 mass number 7
c)
none of the above
122.
The number in the upper corner of an element tile (7 for nitrogen) is called _____
a)
the proton number
b)
the atomic number
c)
the electron number
d)
the mass number
123.
In the Bohr model of the atom, electrons can only be in certain _____
a)
shells
b)
nuclei
c)
frames
d)
circles
124.
In the Bohr model of the atom, what is the maximum number of electrons in the first shell?
a)
1
b)
2
c)
6
d)
8
125.
In the Bohr model of the atom, what is the maximum number of electrons in the second shell?
a)
2
b)
6
c)
8
d)
18
126.
What element is represented in this Bohr Model? 
a)
Carbon
b)
Hydrogen
c)
Aluminum
d)
Lithium
127.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
128.
Each column in the periodic table is called a 
a)
period
b)
group
c)
cluster
d)
unit
129.
Elements in the same ________ are more chemically similar.
a)
group
b)
period
c)
club
d)
table
130.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups
131.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal