Forces: Interactive Learning Quizzes for Year 8 Science

Question 1

A toy car is rolling on a smooth, flat floor. It suddenly stops moving. Which force is most likely the reason the car stopped?

Accepted Answer

Friction

Answer

Gravitational force

Answer

Magnetic force

Question 2

What force causes two magnets to attract each other?

Accepted Answer

Magnetic force

Answer

Gravitational force

Answer

Frictional force

Question 3

Which of these is not a force?

Accepted Answer

Elasticity

Answer

Gravitational force

Answer

Friction

Answer

Magnetism

Question 4

Which of the following is NOT a force?

Accepted Answer

Velocity

Answer

Gravity

Answer

Magnetism

Answer

Friction

Question 5

Which of the following forces does NOT require physical contact between objects to act?

Accepted Answer

Magnetic force

Answer

Gravitational force

Answer

Friction

Question 6

When a ball is thrown up, which force pulls it back down to the ground?

Accepted Answer

Gravitational force

Answer

Friction

Answer

Magnetic force

Answer

Centrifugal force

Question 7

Which of these is not a force?

Accepted Answer

Speed

Answer

Gravitational force

Answer

Friction

Answer

Magnetism

Question 8

When two surfaces slide past each other, which force acts between them?

Accepted Answer

Friction

Answer

Gravitational force

Answer

Magnetic force

Question 9

Which of these is NOT a force that can affect an object?

Accepted Answer

Temperature

Answer

Gravitational force

Answer

Friction

Answer

Magnetic force

Question 10

Which factor does NOT influence the gravitational force between two objects?

Accepted Answer

Presence of air or other medium

Answer

Mass of the objects

Answer

Distance between the objects

Question 11

Which of these statements about forces is correct?

Accepted Answer

The stronger the force applied to an object, the faster it will accelerate.

Answer

Forces only act on objects that are moving.

Answer

Forces always make objects move in the direction of the force.

Answer

Forces only exist between objects that are touching each other.

Question 12

What force causes objects to be attracted to each other?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Frictional force

Question 13

When a car drives on a wet road, which force helps stop it from slipping?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetism

Answer

Electromagnetism

Question 14

Which of these forces can act without the objects touching?

Accepted Answer

Gravitational force

Accepted Answer

Magnetic force

Answer

Friction

Answer

Tension

Question 15

Forces can affect objects in different ways. Which statement about forces is correct?

Accepted Answer

The stronger the force applied to an object, the faster it will accelerate.

Answer

Forces can only affect moving objects.

Answer

Forces always make objects move faster.

Question 16

When you kick a football, which force acts in the same direction as the ball's movement?

Accepted Answer

Applied force

Answer

Gravitational force

Answer

Friction

Answer

Magnetic force

Question 17

When an object moves in a circle, what force keeps it moving in that path?

Accepted Answer

Centripetal force

Answer

Gravity

Answer

Friction

Answer

Magnetic force

Question 18

Which force is NOT a type of fundamental force?

Accepted Answer

Invisibility force

Answer

Gravitational force

Answer

Magnetic force

Answer

Electrical force

Question 19

Which force pulls objects towards each other due to their mass?

Accepted Answer

Gravitational force

Answer

Friction force

Answer

Magnetic force

Answer

Electrostatic force

Question 20

Which force opposes the motion of objects that are in contact with each other?

Accepted Answer

Friction force

Answer

Gravitational force

Answer

Magnetic force

Answer

Air resistance

Question 21

Which force attracts or repels magnets?

Accepted Answer

Magnetic force

Answer

Gravitational force

Answer

Friction force

Answer

Electrostatic force

Question 22

Which of the following materials is strongly attracted to magnets?

Accepted Answer

Iron

Answer

Wood

Answer

Plastic

Answer

Copper

Question 23

Which of the following is not a force that acts on objects?

Accepted Answer

Temperature

Answer

Gravitational force

Answer

Air resistance

Answer

Magnetic force

Question 24

What is the SI unit of force?

Accepted Answer

Newton (N)

Answer

Kilogram (kg)

Answer

Joule (J)

Answer

Meter per second (m/s)

Question 25

Which force attracts objects towards each other?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Air resistance

Answer

Friction

Question 26

What happens to an object's speed when a force is applied in the same direction as its motion?

Accepted Answer

It increases

Answer

It decreases

Answer

It stays the same

Answer

It changes direction

Question 27

Which force opposes motion between two surfaces?

Accepted Answer

Friction

Answer

Gravitational force

Answer

Air resistance

Answer

Magnetic force

Question 28

What action can reduce friction?

Accepted Answer

Making surfaces smoother

Answer

Increasing the force between surfaces

Answer

Using a sticky substance

Answer

Making surfaces rougher

Question 29

Which law describes the relationship between force, mass, and acceleration?

Accepted Answer

Newton's second law

Answer

Newton's first law

Answer

Newton's third law

Answer

Hooke's law

Question 30

Which of the following is an example of a magnetic force?

Accepted Answer

A magnet attracting a metal object

Answer

A ball rolling down a hill

Answer

A balloon floating in the air

Answer

A person pushing a door open

Question 31

Which forces act on a roller coaster as it moves along the track?

Accepted Answer

Gravitational force and air resistance

Answer

Magnetic force and friction

Answer

Buoyancy and air resistance

Answer

Magnetic force and gravitational force

Question 32

Which of the following is NOT a type of force?

Accepted Answer

Sound

Answer

Gravitational force

Answer

Friction

Answer

Magnetic force

Question 33

When an object is thrown upwards, which force brings it back down to the ground?

Accepted Answer

Gravitational force

Answer

Friction

Answer

Magnetic force

Answer

Air resistance

Question 34

What is the effect of friction on a moving object?

Accepted Answer

Decreases its speed

Answer

Increases its speed

Answer

Changes its direction

Answer

Has no effect

Question 35

Which of the following materials is the best conductor of magnetism?

Accepted Answer

Iron

Answer

Wood

Answer

Plastic

Answer

Rubber

Question 36

What happens when two bar magnets with the same poles are brought close together?

Accepted Answer

They repel each other

Answer

They attract each other

Answer

They do not interact

Answer

They stick together

Question 37

What is the SI unit of force?

Accepted Answer

Newton

Answer

Joule

Answer

Metre

Answer

Second

Question 38

What is the purpose of a force gauge?

Accepted Answer

To measure the force acting on an object

Answer

To measure the weight of an object

Answer

To measure the distance between two objects

Answer

To measure the speed of an object

Question 39

Which of the following is the best example of a balanced force?

Accepted Answer

Pushing a box with a constant force

Answer

Lifting a book up into the air

Answer

Kicking a football

Answer

Throwing a ball

Question 40

What is the SI unit of measurement for force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Joule

Answer

Pascal

Question 41

Which force pulls objects towards each other?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Air resistance

Question 42

What factor increases the amount of friction?

Accepted Answer

Rough surfaces

Answer

Smooth surfaces

Answer

Light objects

Answer

Heavy objects

Question 43

When the forces acting upon an object are balanced, what is the object's state of motion?

Accepted Answer

Moves in a straight line at a constant speed

Answer

Moves in a circle at a constant speed

Answer

Speeds up

Answer

Slows down

Question 44

Within the International System of Units (SI), what is the designated unit of force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Meter

Answer

Second

Question 45

When an object moves through a fluid, what force opposes its motion?

Accepted Answer

Drag

Answer

Friction

Answer

Gravity

Answer

Tension

Question 46

Which equation represents the relationship between force, mass, and acceleration?

Accepted Answer

F = ma

Answer

F = m/a

Answer

a = F/m

Answer

m = F/a

Question 47

Which factor does NOT influence friction?

Accepted Answer

Temperature

Answer

Surface roughness

Answer

Contact area

Answer

Weight of the objects

Question 48

Which force keeps objects firmly rooted to the Earth's surface?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Electrostatic force

Answer

Frictional force

Question 49

What is the fundamental difference between a magnetic material and a non-magnetic material?

Accepted Answer

Magnetic materials can attract other magnets, unlike non-magnetic materials.

Answer

Non-magnetic materials can attract other magnets, unlike magnetic materials.

Answer

Magnetic materials solely consist of iron, whereas non-magnetic materials do not.

Answer

There is no distinction between magnetic and non-magnetic materials.

Question 50

Which force makes objects fall to the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Tension

Question 51

What force resists movement when two surfaces slide together?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetism

Answer

Tension

Question 52

Which example shows magnetism?

Accepted Answer

A metal object being pulled by a magnet

Answer

A ball rolling down a hill

Answer

A person opening a door

Answer

A car driving on a road

Question 53

A car is moving forward smoothly on a flat road. Which force (if any) slows it down?

Accepted Answer

Friction

Answer

Gravity

Answer

Tension

Answer

None

Question 54

What is the unit for measuring force?

Accepted Answer

Newton (N)

Answer

Joule (J)

Answer

Watt (W)

Answer

Volt (V)

Question 55

When you hold a magnet in your hand and bring it near a paperclip, what force makes the paperclip move towards the magnet?

Accepted Answer

Magnetic force

Answer

Gravitational force

Answer

Frictional force

Question 56

Which force causes objects to be drawn towards each other?

Accepted Answer

Gravitational pull

Answer

Friction

Answer

Magnetism

Answer

Air resistance

Question 57

What force resists the movement of an object sliding on a surface?

Accepted Answer

Friction

Answer

Gravitational pull

Answer

Magnetism

Answer

Air resistance

Question 58

Which material is magnetic?

Accepted Answer

Iron

Answer

Plastic

Answer

Wood

Answer

Copper

Question 59

Which unit is used to measure force?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Ampere

Question 60

What force is responsible for attracting objects towards the Earth's center?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Air resistance

Question 61

Which surface provides the highest amount of friction?

Accepted Answer

Rough sandpaper

Answer

Smooth ice

Answer

Smooth glass

Answer

Polished metal

Question 62

What is the relationship between the friction between two surfaces and the force applied to them?

Accepted Answer

Friction increases as applied force increases

Answer

Friction decreases as applied force increases

Answer

Friction remains constant regardless of applied force

Answer

Friction becomes zero as applied force increases

Question 63

Which of the following materials is most likely to be attracted to a magnet?

Accepted Answer

Iron nail

Answer

Plastic ruler

Answer

Wooden block

Answer

Paper clip

Question 64

What is the primary difference between a permanent magnet and an electromagnet?

Accepted Answer

Electromagnets require an electric current to function, while permanent magnets do not

Answer

Permanent magnets are temporary, and electromagnets are permanent

Answer

Permanent magnets are stronger than electromagnets

Answer

Electromagnets are used in everyday devices, while permanent magnets are not