Physical Science Quizzes: Test Your Knowledge in Physics and Chemistry

Question 1

Which of the following is NOT a form of energy?

Accepted Answer

Speed

Answer

Kinetic energy

Answer

Gravitational potential energy

Answer

Heat

Question 2

Which of the following is NOT a fundamental force that shapes the universe?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 3

Which property is characteristic of a solid?

Accepted Answer

Fixed shape and volume

Answer

No fixed shape but fixed volume

Answer

No fixed shape and no fixed volume

Answer

Flows easily

Question 4

Which of the following best describes endothermic processes?

Accepted Answer

They require energy input to occur.

Answer

They release energy into the surroundings.

Answer

They occur spontaneously without external energy input.

Answer

They result in an increase in temperature.

Question 5

Which statement does NOT describe a characteristic of matter?

Accepted Answer

Matter can be created or destroyed.

Answer

Matter has volume.

Answer

Matter has mass.

Answer

Matter can undergo chemical reactions.

Question 6

Which of these forces is NOT one of the fundamental forces in nature?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 7

What is the most accurate definition of energy?

Accepted Answer

The capacity to perform work

Answer

The force required to move an object

Answer

The quantity of matter in an object

Question 8

Which characteristic does NOT describe a physical property of matter?

Accepted Answer

Reactivity

Answer

Density

Answer

Boiling point

Answer

Melting point

Question 9

Identify the example of a physical change:

Accepted Answer

Ice melting

Answer

Wood burning

Answer

Iron rusting

Question 10

Which of the following is not a state of matter?

Accepted Answer

Energy

Answer

Solid

Answer

Liquid

Answer

Gas

Question 11

Which force is responsible for the motion of planets around the sun?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Electrostatic force

Answer

Nuclear force

Question 12

Which of the following chemical reactions is an example of combustion?

Accepted Answer

Reaction between a hydrocarbon and oxygen

Answer

Reaction between an acid and a base

Answer

Reaction between a metal and a non-metal

Answer

Reaction between a salt and water

Question 13

What is the process by which a solid turns directly into a gas?

Accepted Answer

Sublimation

Answer

Evaporation

Answer

Deposition

Answer

Condensation

Question 14

Which property is characteristic of electromagnetic waves?

Accepted Answer

They can undergo reflection and refraction

Accepted Answer

They travel at the speed of light

Answer

They require a medium to propagate through

Answer

They possess mass

Question 15

What is the relationship between the frequency and wavelength of a wave?

Accepted Answer

Frequency is inversely proportional to wavelength

Answer

Frequency is directly proportional to wavelength

Answer

Frequency is independent of wavelength

Answer

Wavelength is directly proportional to frequency

Question 16

In the International System of Units (SI), what is the designated unit for measuring force?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Ampere

Question 17

Which of the following quantities is considered a vector quantity, possessing both magnitude and direction?

Accepted Answer

Velocity

Answer

Mass

Answer

Temperature

Answer

Energy

Question 18

State the law of conservation of energy. Among the options provided, select the most accurate description.

Accepted Answer

Energy can neither be created nor destroyed, but rather transferred or transformed.

Answer

Energy is inevitably lost during any process.

Answer

Energy can be created or destroyed at will.

Answer

Energy remains constant within the universe.

Question 19

Distinguish between a physical change and a chemical change. Which of the following statements accurately describes the difference?

Accepted Answer

A physical change involves alterations in a substance's form or appearance, while a chemical change entails changes in its composition.

Answer

A chemical change involves alterations in a substance's form or appearance, while a physical change entails changes in its composition.

Answer

Both physical and chemical changes involve alterations in a substance's composition.

Answer

Both physical and chemical changes involve alterations in a substance's form or appearance.

Question 20

What is the formula used to calculate kinetic energy?

Accepted Answer

KE = ½mv²

Answer

KE = mv

Answer

KE = m²v

Answer

KE = v²/m

Question 21

Express the relationship between force (F), mass (m), and acceleration (a) using the appropriate equation.

Accepted Answer

F = ma

Answer

F = m/a

Answer

F = a/m

Answer

F = ma²

Question 22

What is the term used to describe the process by which heat becomes trapped in the Earth's atmosphere, leading to an increase in global temperatures?

Accepted Answer

The greenhouse effect

Answer

The cooling effect

Answer

The reflection effect

Answer

The absorption effect

Question 23

Explain the fundamental difference between a conductor and an insulator. Which statement accurately describes their contrasting properties?

Accepted Answer

A conductor readily allows electric current to flow through it, while an insulator impedes its flow.

Answer

An insulator readily allows electric current to flow through it, while a conductor impedes its flow.

Answer

Both conductors and insulators readily allow electric current to flow through them.

Answer

Neither conductors nor insulators allow electric current to flow through them.

Question 24

Define the periodic table. Which of the following descriptions accurately characterizes its purpose?

Accepted Answer

A tabular arrangement of chemical elements, organized according to their atomic number, electron configuration, and recurring chemical properties

Answer

A comprehensive list of every known element in the universe

Answer

A chart displaying the various types of atoms

Answer

A table presenting the different types of molecules

Question 25

Which of the following is NOT a core concept in physical science?

Accepted Answer

Living organisms

Answer

Matter

Answer

Energy

Answer

Motion

Question 26

The fundamental unit of matter is the:

Accepted Answer

Atom

Answer

Molecule

Answer

Neutron

Answer

Electron

Question 27

The form of energy associated with the motion of objects is called:

Accepted Answer

Kinetic energy

Answer

Potential energy

Answer

Chemical energy

Answer

Electrical energy

Question 28

The force that attracts objects towards one another is termed:

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Electrostatic force

Answer

Frictional force

Question 29

The SI unit of force is:

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Ampere

Question 30

Which among these quantities does NOT have units?

Accepted Answer

Temperature in Celsius

Answer

Density

Answer

Time

Answer

Velocity

Question 31

The fundamental law of physics stating that energy can neither be created nor destroyed is known as:

Accepted Answer

Law of Conservation of Energy

Answer

Newton's Third Law of Motion

Answer

Law of Universal Gravitation

Answer

Pauli Exclusion Principle

Question 32

Which fundamental force governs the attraction between masses?

Accepted Answer

Gravity

Answer

Electromagnetism

Answer

Nuclear force

Answer

Friction

Question 33

Which of the following is a characteristic of matter that can be observed without changing its composition?

Accepted Answer

Density

Answer

Flammability

Answer

Reactivity

Answer

Solubility

Question 34

Which of Newton's laws of motion describes the relationship between force, mass, and acceleration?

Accepted Answer

Second law

Answer

First law

Answer

Third law

Answer

Law of universal gravitation

Question 35

When two or more elements chemically combine to form a new substance, what type of reaction occurs?

Accepted Answer

Synthesis reaction

Answer

Decomposition reaction

Answer

Single-displacement reaction

Answer

Combustion reaction

Question 36

Which material is a good electrical insulator?

Accepted Answer

Rubber

Answer

Copper

Answer

Salt water

Answer

Aluminum

Question 37

When an object is in equilibrium, what is the net force acting upon it?

Accepted Answer

Zero

Answer

Equal to its weight

Answer

Equal to its mass

Answer

Equal to its acceleration

Question 38

Which of the following energy sources is considered renewable?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 39

Which of the following best describes Newton's first law of motion?

Accepted Answer

An object at rest remains at rest, and an object in motion stays in motion with constant speed and direction unless acted upon by an external force.

Answer

The acceleration of an object is directly proportional to the net force acting on the object.

Answer

For every action, there is an equal and opposite reaction.

Answer

The momentum of an isolated system remains constant.

Question 40

Which of the given options is an example of a chemical reaction?

Accepted Answer

Burning a candle

Answer

Melting ice

Answer

Boiling water

Answer

Dissolving sugar in water

Question 41

Which of the following is the SI unit of mass?

Accepted Answer

Kilogram

Answer

Pound

Answer

Gram

Answer

Ounce

Question 42

Which of the following is an electrical conductor?

Accepted Answer

Metal

Answer

Plastic

Answer

Rubber

Answer

Wood

Question 43

In a balanced chemical equation, what must be true for each element?

Accepted Answer

The number of atoms on the reactant side equals the number of atoms on the product side.

Answer

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

Answer

The energy of the reactants equals the energy of the products.

Answer

The volume of the reactants equals the volume of the products.

Question 44

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

Accepted Answer

Melting of ice

Answer

Rusting of iron

Answer

Burning of wood

Answer

Decomposition of water

Question 45

Which of the following is a fundamental property of matter?

Accepted Answer

Has mass and volume

Answer

Exists as a single element

Answer

Undergoes chemical changes

Answer

Is always solid at room temperature

Question 46

What is the SI unit of measurement for energy?

Accepted Answer

Joule

Answer

Newton

Answer

Watt

Answer

Kilogram

Question 47

Which of the following is a type of force?

Accepted Answer

Gravity

Answer

Temperature

Answer

Volume

Answer

Density

Question 48

What is the purpose of the periodic table?

Accepted Answer

To organize elements by increasing atomic number

Answer

To predict the physical properties of elements

Answer

To show the chemical reactivity of elements

Answer

To list all known chemical compounds

Question 49

Which material conducts electricity?

Accepted Answer

Copper

Answer

Rubber

Answer

Glass

Answer

Wood

Question 50

Which of the following is a renewable energy source?

Accepted Answer

Solar energy

Answer

Natural gas

Answer

Coal

Answer

Nuclear energy

Question 51

What is the major impact of human activities on the environment?

Accepted Answer

Pollution, climate change, deforestation

Answer

Only positive effects, such as technological advancements

Answer

No impact at all

Answer

Only negative effects, such as natural disasters

Question 52

Which of the following is not a fundamental property of matter?

Accepted Answer

Shape

Answer

Mass

Answer

Volume

Answer

Charge

Question 53

A force of 10 N acts on an object with a mass of 2 kg. What is the acceleration of the object?

Accepted Answer

2 m/s²

Answer

5 m/s²

Answer

10 m/s²

Answer

20 m/s²

Question 54

Which of the following is not a type of energy?

Accepted Answer

Musical energy

Answer

Kinetic energy

Answer

Potential energy

Answer

Chemical energy

Question 55

A chemical reaction that releases energy is called:

Accepted Answer

Exothermic

Answer

Endothermic

Answer

Neutral

Answer

Catalytic

Question 56

Which of the following is a conductor of electricity?

Accepted Answer

Copper

Answer

Rubber

Answer

Plastic

Answer

Wood

Question 57

What is the unit of measurement for force in the metric system?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Kilogram

Question 58

Which of the following is not a property of electromagnetic waves?

Accepted Answer

They require a medium to travel.

Answer

They travel at the speed of light.

Answer

They are transverse waves.

Answer

They can be reflected and refracted.

Question 59

The frequency of a wave is measured in:

Accepted Answer

Hertz

Answer

Newton

Answer

Meter

Answer

Kelvin

Question 60

The SI unit of force is:

Accepted Answer

Newton

Answer

Kilogram

Answer

Meter

Answer

Second

Question 61

The gravitational force between two objects is given by:

Accepted Answer

F = Gm₁m₂/r²

Answer

F = mg

Answer

F = kx

Answer

F = ma

Question 62

When a light bulb is switched on, which energy transformation occurs?

Accepted Answer

Electrical to light

Answer

Chemical to electrical

Answer

Mechanical to electrical

Answer

Thermal to electrical

Question 63

The rearrangement of atoms to form new substances is known as a:

Accepted Answer

Chemical change

Answer

Physical change

Answer

Nuclear change

Answer

Phase change

Question 64

Which property is characteristic of metals?

Accepted Answer

High electrical conductivity

Answer

Low melting point

Answer

Brittleness

Answer

Transparency