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Matter

Total questions: 150

Worksheet time: 1hrs 15mins

Name
Class
Date
1.

What is matter?

a)

Anything that has energy

b)

Anything that has mass and takes up space

c)

Anything that shines

d)

Anything we can see

2.

Which is NOT matter?

a)

Air

b)

Rock

c)

Light

d)

Water

3.

Which state of matter has a fixed shape?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

4.

Which state of matter takes the shape of its container but has definite volume?

a)

Gas

b)

Solid

c)

Liquid

d)

Plasma

5.

Which of the following is a gas?

a)

Ice

b)

Water vapor

c)

Salt

d)

Stone

6.

What do we call the process of ice turning into water?

a)

Freezing

b)

Melting

c)

Condensation

d)

Evaporation

7.

Which of these is a liquid?

a)

Oxygen

b)

Apple juice

c)

Stone

d)

Steam

8.

Which property tells us how heavy an object is for its size?

a)

Volume

b)

Mass

c)

Density

d)

Weight

9.

Which of these is a mixture?

a)

Salt

b)

Water

c)

Air

d)

Gold

10.

When water changes to ice, it is called:

a)

Melting

b)

Freezing

c)

Evaporation

d)

Boiling

11.

Which of these is an example of matter?

a)

Heat

b)

Light

c)

Sound

d)

Rock

12.

The space matter takes up is called:

a)

Density

b)

Mass

c)

Volume

d)

Pressure

13.

Which is NOT a property of matter?

a)

Color

b)

Taste

c)

Sound

d)

Shape

14.

A gas turning into liquid is called:

a)

Condensation

b)

Evaporation

c)

Melting

d)

Sublimation

15.

Which of these is a solid?

a)

Steam

b)

Ice

c)

Juice

d)

Oxygen

16.

What is the smallest unit of matter?

a)

Cell

b)

Atom

c)

Molecule

d)

Element

17.

Matter is made up of tiny:

a)

Sounds

b)

Atoms and molecules

c)

Colors

d)

Lights

18.

Which state of matter is easily compressed?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

19.

The boiling point of water at sea level is:

a)

0°C

b)

50°C

c)

100°C

d)

212°C

20.

Which is an example of a physical change?

a)

Burning wood

b)

Melting ice

c)

Rusting iron

d)

Cooking rice

21.

Which is an example of a chemical change?

a)

Evaporating water

b)

Freezing juice

c)

Burning paper

d)

Melting wax

22.

What is the SI unit of mass?

a)

Gram

b)

Kilogram

c)

Liter

d)

Meter

23.

What is the SI unit of volume?

a)

Liter

b)

Cubic meter

c)

Gram

d)

Newton

24.

Which is a homogeneous mixture?

a)

Oil and water

b)

Salt water

c)

Salad

d)

Soil

25.

Which is a heterogeneous mixture?

a)

Vinegar

b)

Air

c)

Oil and water

d)

Salt water

26.

Which of the following is an element?

a)

Salt

b)

Water

c)

Iron

d)

Sugar

27.

Which is a compound?

a)

Carbon dioxide

b)

Oxygen

c)

Gold

d)

Helium

28.

Water is made of:

a)

1 hydrogen atom + 2 oxygen atoms

b)

2 hydrogen atoms + 1 oxygen atom

c)

2 oxygen atoms + 2 hydrogen atoms

d)

1 oxygen atom only

29.

Which of the following is a pure substance?

a)

Sugar

b)

Soil

c)

Milk

d)

Air

30.

What is density?

a)

Mass ÷ Volume

b)

Volume × Length

c)

Weight × Height

d)

Mass × Volume

31.

What happens when water boils?

a)

Gas turns to liquid

b)

Liquid turns to gas

c)

Solid turns to gas

d)

Solid turns to liquid

32.

When a gas turns directly into solid, it is called:

a)

Melting

b)

Condensation

c)

Deposition

d)

Sublimation

33.

Which of these describes plasma?

a)

Has fixed volume and shape

b)

Consists of charged particles

c)

Particles packed tightly

d)

Cannot conduct electricity

34.

Which is the best example of plasma on Earth?

a)

Ice

b)

Lightning

c)

Wood

d)

Water

35.

Which property is chemical, not physical?

a)

Density

b)

Melting point

c)

Flammability

d)

Color

36.

Which best describes an element?

a)

Made of one kind of atom

b)

Made of two or more atoms

c)

Can be separated by filtration

d)

Can be broken into simpler substances

37.

Which of the following is NOT a physical property of matter?

a)

Mass

b)

Volume

c)

Color

d)

Ability to rust

38.

Which mixture can be separated by filtration?

a)

Salt water

b)

Sand and water

c)

Vinegar

d)

Sugar solution

39.

Which tool is used to measure mass?

a)

Thermometer

b)

Balance

c)

Ruler

d)

Beaker

40.

Which is an extensive property of matter?

a)

Density

b)

Mass

c)

Color

d)

Hardness

41.

Which is an intensive property of matter?

a)

Volume

b)

Mass

c)

Density

d)

Weight

42.

Which law states "Matter cannot be created or destroyed"?

a)

Law of Inertia

b)

Law of Conservation of Mass

c)

Law of Gravity

d)

Law of Energy

43.

Which method separates dissolved salt from water?

a)

Filtration

b)

Decantation

c)

Evaporation

d)

Sieving

44.

Which type of mixture has particles large enough to scatter light?

a)

Solution

b)

Suspension

c)

Alloy

d)

Compound

45.

Which is an alloy?

a)

Salt water

b)

Steel

c)

Oxygen

d)

Sugar

46.

Which change is reversible?

a)

Burning paper

b)

Melting chocolate

c)

Cooking egg

d)

Rusting nail

47.

Which is an example of sublimation?

a)

Ice melting

b)

Water boiling

c)

Dry ice changing to gas

d)

Candle burning

48.

Which part of the atom carries a negative charge?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

49.

Which part of the atom has no charge?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

50.

Which part of the atom is positively charged?

a)

Proton

b)

Neutron

c)

Electron

d)

Shell

51.

Which statement best describes a liquid?

a)

Has definite shape and volume

b)

Has definite volume but no definite shape

c)

Has no definite shape or volume

d)

Has neither mass nor volume

52.

Which of the following is an example of a mixture?

a)

Sodium chloride (NaCl)

b)

Oxygen (O₂)

c)

Air

d)

Water (H₂O)

53.

Which process changes water vapor directly into ice?

a)

Condensation

b)

Freezing

c)

Deposition

d)

Sublimation

54.

Which is an extensive property of matter?

(a)  

55.

Which is an extensive property of matter?

a)

Density

b)

Volume

c)

Color

d)

Melting point

56.

Which is an intensive property of matter?

a)

Mass

b)

Density

c)

Volume

d)

Weight

57.

The ability of a substance to burn in the presence of oxygen is called:

a)

Flammability

b)

Density

c)

Reactivity

d)

Solubility

58.

Which of the following is an element?

a)

Salt (NaCl)

b)

Oxygen (O₂)

c)

Water (H₂O)

d)

Sugar (C₆H₁₂O₆)

59.

Which is an example of heterogeneous mixture?

a)

Sugar solution

b)

Vinegar

c)

Oil and water

d)

Salt solution

60.

Which is the best method to separate sand from water?

a)

Evaporation

b)

Filtration

c)

Distillation

d)

Chromatography

61.

Which is the best method to separate salt from seawater?

a)

Decantation

b)

Filtration

c)

Evaporation

d)

Sieving

62.

What is the freezing point of water in Celsius?

a)

0°C

b)

25°C

c)

50°C

d)

100°C

63.

What happens to particle movement when a solid melts?

a)

Particles slow down

b)

Particles stop moving

c)

Particles move faster and slide past each other

d)

Particles break apart into atoms

64.

The ability of a substance to dissolve in another substance is called:

a)

Solubility

b)

Density

c)

Conductivity

d)

Reactivity

65.

Which is the SI unit of temperature?

a)

Celsius

b)

Fahrenheit

c)

Kelvin

d)

Joule

66.

A gas that glows in neon lights is:

a)

Oxygen

b)

Helium

c)

Neon

d)

Hydrogen

67.

Which is NOT a pure substance?

a)

Gold

b)

Silver

c)

Steel

d)

Diamond

68.

Which is the smallest particle of an element?

a)

Molecule

b)

Proton

c)

Atom

d)

Neutron

69.

Which subatomic particle has a negative charge?

a)

Proton

b)

Electron

c)

Neutron

d)

Nucleus

70.

Which subatomic particle has no charge?

a)

Proton

b)

Electron

c)

Neutron

d)

Nucleus

71.

The nucleus of an atom contains:

a)

Protons and electrons

b)

Protons and neutrons

c)

Electrons and neutrons

d)

Neutrons only

72.

Which state of matter has particles far apart moving freely?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

73.

Rusting of iron is an example of:

a)

Physical change

b)

Chemical change

c)

Mixture

d)

Physical property

74.

Which is an example of sublimation?

a)

Melting butter

b)

Dry ice turning into gas

c)

Freezing water

d)

Condensation

75.

What type of change is evaporation?

a)

Chemical change

b)

Physical change

c)

Nuclear change

d)

Combustion

76.

Which mixture can be separated by distillation?

a)

Oil and water

b)

Sand and water

c)

Saltwater

d)

Soil

77.

Which physical property measures how much space matter occupies?

a)

Mass

b)

Volume

c)

Density

d)

Weight

78.

Which best describes plasma?

a)

Has definite shape

b)

Made of neutral particles only

c)

Contains charged particles like ions

d)

Found only on Earth

79.

Which is a homogeneous mixture?

a)

Salad

b)

Sand in water

c)

Sugar dissolved in water

d)

Oil and water

80.

Which method separates colored inks?

a)

Distillation

b)

Chromatography

c)

Filtration

d)

Decantation

81.

Which is an example of colloid?

a)

Oil and water

b)

Milk

c)

Saltwater

d)

Sand and water

82.

What is the SI unit of mass?

a)

Gram

b)

Kilogram

c)

Pound

d)

Newton

83.

Which instrument is used to measure temperature?

a)

Barometer

b)

Thermometer

c)

Balance

d)

Graduated cylinder

84.

Which is an example of chemical property?

a)

Color

b)

Density

c)

Reactivity with acid

d)

Shape

85.

Which of these is NOT matter?

a)

Water

b)

Heat

c)

Stone

d)

Air

86.

Which part of the atom determines its chemical properties?

a)

Protons

b)

Neutrons

c)

Electrons

d)

Nucleus

87.

Which is a chemical change?

a)

Melting butter

b)

Burning wood

c)

Boiling water

d)

Freezing juice

88.

Which property is measured in g/cm³?

a)

Volume

b)

Density

c)

Mass

d)

Pressure

89.

Which is a solution?

a)

Oil and water

b)

Sugar dissolved in water

c)

Sand in water

d)

Salad

90.

Which is an example of alloy?

a)

Water

b)

Salt

c)

Steel

d)

Oxygen

91.

Which best describes molecules?

a)

Smallest unit of matter

b)

Group of atoms bonded together

c)

Positive particles

d)

Neutral particles

92.

Which property describes how shiny a substance is?

a)

Density

b)

Luster

c)

Hardness

d)

Solubility

93.

Which property describes the ability to be hammered into thin sheets?

a)

Ductility

b)

Brittleness

c)

Malleability

d)

Elasticity

94.

Which property describes the ability to be stretched into wires?

a)

Elasticity

b)

Malleability

c)

Ductility

d)

Flexibility

95.

Which is an example of intensive property?

a)

Volume

b)

Mass

c)

Density

d)

Weight

96.

Which is an endothermic change?

a)

Freezing water

b)

Condensation

c)

Melting ice

d)

Deposition

97.

Which is an exothermic change?

a)

Boiling

b)

Melting

c)

Freezing

d)

Evaporation

98.

Which is a suspension?

a)

Saltwater

b)

Milk

c)

Sand in water

d)

Sugar solution

99.

Which state of matter has the highest energy?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

100.

Which of the following is a compound?

a)

O₂

b)

CO₂

c)

Na

d)

Fe

101.

Which scientist proposed the atomic theory that matter is made of tiny particles?

a)

Isaac Newton

b)

John Dalton

c)

Albert Einstein

d)

Niels Bohr

102.

Which scientist discovered the nucleus of the atom?

a)

J.J. Thomson

b)

John Dalton

c)

Ernest Rutherford

d)

Niels Bohr

103.

The smallest particle of a compound that still has its properties is a:

a)

Molecule

b)

Atom

c)

Proton

d)

Ion

104.

Which subatomic particle determines the atomic number of an element?

a)

Electron

b)

Proton

c)

Neutron

d)

Nucleus

105.

Which subatomic particle is responsible for bonding between atoms?

a)

Protons

b)

Neutrons

c)

Electrons

d)

Nuclei

106.

The mass number of an atom is equal to:

a)

Protons + Neutrons

b)

Protons + Electrons

c)

Neutrons only

d)

Electrons only

107.

Which isotope of carbon is used in dating fossils?

a)

Carbon-12

b)

Carbon-13

c)

Carbon-14

d)

Carbon-16

108.

Which element is most abundant in the Earth's crust?

a)

Oxygen

b)

Hydrogen

c)

Silicon

d)

Iron

109.

Which element is most abundant in the universe?

a)

Oxygen

b)

Hydrogen

c)

Helium

d)

Carbon

110.

Which part of the atom makes up most of its mass?

a)

Electrons

b)

Protons and neutrons

c)

Empty space

d)

Energy levels

111.

What is the charge of a neutron?

a)

Positive

b)

Negative

c)

Neutral

d)

Double positive

112.

Which property of metals allows them to conduct electricity?

a)

Malleability

b)

Ductility

c)

Free-moving electrons

d)

Luster

113.

Which element is known as the "universal solvent" when in compound form?

a)

Oxygen

b)

Water

c)

Hydrogen

d)

Carbon dioxide

114.

Which type of mixture scatters light but does not settle out?

a)

Solution

b)

Suspension

c)

Colloid

d)

Alloy

115.

Which method separates liquids with different boiling points?

a)

Filtration

b)

Distillation

c)

Sieving

d)

Chromatography

116.

Which separation method is best for pigments in ink?

a)

Filtration

b)

Distillation

c)

Chromatography

d)

Decantation

117.

Which is the most reactive group of metals?

a)

Alkaline earth metals

b)

Alkali metals

c)

Transition metals

d)

Noble gases

118.

Which group of elements is chemically unreactive?

a)

Halogens

b)

Transition metals

c)

Noble gases

d)

Alkali metals

119.

Which is the lightest element?

a)

Helium

b)

Oxygen

c)

Hydrogen

d)

Carbon

120.

Which element is needed for combustion?

a)

Nitrogen

b)

Oxygen

c)

Carbon dioxide

d)

Hydrogen

121.

Which particle has the least mass?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

122.

Which scientist discovered the electron?

a)

Rutherford

b)

Dalton

c)

J.J. Thomson

d)

Bohr

123.

Which scientist created the planetary model of the atom?

a)

Bohr

b)

Rutherford

c)

Thomson

d)

Dalton

124.

Which type of matter is formed when two or more elements chemically bond?

a)

Mixture

b)

Compound

c)

Alloy

d)

Solution

125.

Which property measures resistance to scratching?

a)

Density

b)

Hardness

c)

Ductility

d)

Elasticity

126.

Which is an endothermic process?

a)

Condensation

b)

Freezing

c)

Melting

d)

Deposition

127.

Which is an exothermic process?

a)

Evaporation

b)

Sublimation

c)

Condensation

d)

Melting

128.

What is the term for energy needed to change a solid into a liquid?

a)

Heat of condensation

b)

Heat of vaporization

c)

Heat of fusion

d)

Specific heat

129.

Which is the densest state of matter?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

130.

Which is the least dense state of matter?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

131.

Which element is liquid at room temperature?

a)

Mercury

b)

Iron

c)

Sodium

d)

Aluminum

132.

Which nonmetal is liquid at room temperature?

a)

Oxygen

b)

Bromine

c)

Chlorine

d)

Fluorine

133.

Which particle orbits around the nucleus of an atom?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleon

134.

Which separation method produces pure water from seawater?

a)

Evaporation

b)

Distillation

c)

Filtration

d)

Sedimentation

135.

Which property describes how easily a substance catches fire?

a)

Density

b)

Reactivity

c)

Flammability

d)

Solubility

136.

Which part of an atom has a positive charge?

a)

Proton

b)

Neutron

c)

Electron

d)

Shell

137.

Which scientist introduced the atomic theory?

a)

Dalton

b)

Rutherford

c)

Thomson

d)

Einstein

138.

What is the term for substances that cannot be broken down further by chemical means?

a)

Compounds

b)

Elements

c)

Mixtures

d)

Molecules

139.

Which element is found in all organic compounds?

a)

Oxygen

b)

Nitrogen

c)

Hydrogen

d)

Carbon

140.

Which gas turns limewater milky?

a)

Oxygen

b)

Carbon dioxide

c)

Nitrogen

d)

Hydrogen

141.

Which is the lightest noble gas?

a)

Helium

b)

Neon

c)

Argon

d)

Krypton

142.

Which gas is used in balloons because it is lighter than air and non-flammable?

a)

Hydrogen

b)

Helium

c)

Oxygen

d)

Nitrogen

143.

Which change is irreversible?

a)

Melting butter

b)

Boiling water

c)

Burning paper

d)

Freezing water

144.

Which is a good conductor of electricity?

a)

Rubber

b)

Plastic

c)

Copper

d)

Wood

145.

Which element is used in making light bulb filaments?

a)

Tungsten

b)

Iron

c)

Copper

d)

Aluminum

146.

Which mixture is an example of suspension?

a)

Sand in water

b)

Salt in water

c)

Vinegar

d)

Sugar solution

147.

Which element is liquid at −39°C and used in thermometers before?

a)

Bromine

b)

Mercury

c)

Gallium

d)

Sodium

148.

Which element is necessary for rusting?

a)

Nitrogen

b)

Oxygen

c)

Carbon

d)

Helium

149.

Which gas is produced when acids react with metals?

a)

Oxygen

b)

Hydrogen

c)

Carbon dioxide

d)

Nitrogen

150.

Which scientist arranged elements in the first periodic table?

a)

Mendeleev

b)

Dalton

c)

Bohr

d)

Rutherford