Forces: Explore and Understand the World of Motion

Question 1

Which force causes objects to be pulled towards each other, even when they are not touching?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Electrical force

Answer

Frictional force

Question 2

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

Accepted Answer

Temperature

Answer

A push

Answer

Gravity

Answer

Friction

Question 3

Which of these is not a type of force?

Accepted Answer

Speed

Answer

Gravity

Answer

Friction

Answer

Magnetism

Question 4

Which of the following is NOT a force that can change how an object moves?

Accepted Answer

Speed

Answer

Gravity

Answer

Air resistance

Answer

Friction

Question 5

What force causes a ball to fall when you drop it?

Accepted Answer

Gravity

Answer

Wind

Answer

Ball's weight

Answer

Ball's size

Question 6

How does a magnet move a paperclip without touching it?

Accepted Answer

Magnetic force

Answer

Contact force

Answer

Friction

Answer

Gravitational force

Question 7

Which of these forces needs to touch an object to have an effect?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetism

Answer

Electrostatic force

Question 8

Which of these is not a type of force?

Accepted Answer

Speed

Answer

Contact force

Answer

Non-contact force

Answer

Gravity

Question 9

Which of these actions does **not** involve a force where one object is directly touching another object?

Accepted Answer

A magnet picking up a metal paperclip

Answer

Kicking a football

Answer

Pulling on a rope

Answer

Lifting a book

Question 10

Which of these is NOT a force?

Accepted Answer

Speed

Answer

Magnetic force

Answer

Gravitational force

Answer

Frictional force

Question 11

When you bring a magnet close to a piece of metal, what type of force acts between them?

Accepted Answer

Non-contact force

Answer

Contact force

Answer

Gravitational force

Answer

Frictional force

Question 12

Which force involves direct physical contact between two objects?

Accepted Answer

A hammer hitting a nail

Answer

Gravity pulling an apple to the ground

Answer

A magnet attracting a metal paperclip

Answer

Air resistance acting on a moving car

Question 13

You throw a ball into the air. While it's in the air, which forces are acting on it?

Accepted Answer

Gravity

Accepted Answer

Air resistance

Answer

Friction

Answer

Tension

Question 14

What will happen to a soccer ball after you kick it and let go?

Accepted Answer

It will slow down and eventually stop moving.

Answer

It will keep moving forward forever.

Answer

It will stop moving immediately.

Question 15

Which force needs two objects to be touching to work?

Accepted Answer

Kicking a ball

Answer

Gravity

Answer

Wind pushing a tree

Answer

Magnets attracting each other

Question 16

Jack has a magnet. Which action does **not** involve a contact force?

Accepted Answer

The magnet attracts a paperclip from a distance

Answer

Jack touches the magnet with his other hand

Answer

Jack places the magnet on a metal surface

Answer

Jack pushes the magnet against a wall

Question 17

When you push a toy car on the ground, which force causes it to move?

Accepted Answer

Push force

Answer

Magnetic force

Answer

Gravitational force

Question 18

Which force pulls objects towards the center of the Earth?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Friction

Answer

Air resistance

Question 19

An apple falls to the ground when Bob drops it. Which force is responsible for the apple's fall?

Accepted Answer

Gravity

Answer

Friction

Answer

Air resistance

Answer

Magnetism

Question 20

A paperclip moves towards a magnet without being touched. Which force causes this movement?

Accepted Answer

Magnetic force

Answer

Contact force

Answer

Gravitational force

Question 21

A ball is resting on a table. Which force is pulling the ball towards the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Air resistance

Question 22

You're floating in space, far from any planets or stars. What action would NOT make you move?

Accepted Answer

Staying still

Answer

Pushing against a wall

Answer

Using a rocket pack

Answer

Pulling on another person

Question 23

You are sitting at a table and gently push a book towards the edge. Which type of force are you applying?

Accepted Answer

Contact force

Answer

Magnetic force

Answer

Gravitational force

Answer

Frictional force

Question 24

When a rocket blasts off the ground, which of the following statements about the forces acting on it is true?

Accepted Answer

The upward thrust from the rocket engines is greater than the downward pull of gravity, causing the rocket to accelerate upwards.

Answer

The upward thrust from the rocket engines and the downward pull of gravity are balanced, resulting in no movement.

Answer

The weight of the rocket and the force of air resistance acting on it balance each other out.

Answer

The downward pull of gravity is greater than the upward thrust from the rocket engines, causing the rocket to fall back to Earth.

Question 25

Which object will remain motionless if no force acts upon it: a ball rolling down a hill, a book resting on a table, or a runner in a race?

Accepted Answer

The book on the table

Answer

The rolling ball

Answer

The runner in the race

Question 26

In which direction does the force of gravity act on objects?

Accepted Answer

Down

Answer

Up

Answer

Left

Answer

Right

Question 27

A car is driving at a constant speed. Which statement about the forces acting on the car is true?

Accepted Answer

The force of the engine is equal to the force of friction on the car.

Answer

The force of friction on the car is greater than the force of the engine.

Answer

The force of friction is half of the force of the engine.

Question 28

When you throw a ball into the air, it goes up and then comes back down. What force pulls the ball back to the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Air resistance

Answer

Centrifugal force

Question 29

When you let go of an object, what force makes it fall towards the ground?

Accepted Answer

Gravitational force

Answer

Magnetic force

Answer

Frictional force

Answer

Electrostatic force

Question 30

Which of these is NOT a type of force?

Accepted Answer

Speed

Answer

Contact force

Answer

Non-contact force

Answer

Electrical force

Question 31

Which of these is NOT a force that can change how an object moves?

Accepted Answer

Heat

Answer

Contact force

Answer

Non-contact force

Answer

Gravity

Question 32

Who is credited as the 'Father of Mechanics' and formulated the three laws of motion?

Accepted Answer

Isaac Newton

Answer

Albert Einstein

Answer

Galileo Galilei

Answer

Aristotle

Question 33

Which of these is NOT a type of force we have learned about in class?

Accepted Answer

Sound

Answer

Gravity

Answer

Friction

Answer

Magnetism

Question 34

Which force pulls all objects on Earth towards its center?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Electrical force

Question 35

When two surfaces rub against each other, what force causes them to slow down?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetic force

Answer

Electrical force

Question 36

Which force is responsible for attracting and repelling magnets?

Accepted Answer

Magnetic force

Answer

Gravity

Answer

Friction

Answer

Electrical force

Question 37

When all the forces acting on an object cancel each other out, the object is said to be in...

Accepted Answer

Equilibrium

Answer

Motion

Answer

Acceleration

Answer

Deceleration

Question 38

Which law states that an object at rest will stay at rest unless acted upon by a force?

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Answer

Newton's Fourth Law

Question 39

When you push a heavy box, the force you apply is met with an equal and opposite force from...

Accepted Answer

The box

Answer

The ground

Answer

Yourself

Answer

The air

Question 40

Which factor can help reduce the amount of friction between two surfaces?

Accepted Answer

Smoothness

Answer

Roughness

Answer

Heaviness

Answer

Lightness

Question 41

When a car speeds up, its acceleration is...

Accepted Answer

Positive

Answer

Negative

Answer

Zero

Answer

Constant

Question 42

Which of these is an example of a balanced force in our daily lives?

Accepted Answer

A book resting on a table

Answer

A ball rolling downhill

Answer

A person pushing a wall

Answer

A car driving down the road

Question 43

Which of the following is not a force?

Accepted Answer

Heat

Answer

Gravity

Answer

Friction

Answer

Magnetism

Question 44

What force pulls objects towards the Earth?

Accepted Answer

Gravity

Answer

Friction

Answer

Magnetism

Answer

Air resistance

Question 45

When two surfaces rub against each other, what force is created?

Accepted Answer

Friction

Answer

Magnetism

Answer

Gravity

Answer

Air resistance

Question 46

Which law of motion states that an object at rest stays still unless a force acts on it?

Accepted Answer

Newton's first law

Answer

Newton's second law

Answer

Newton's third law

Answer

Law of conservation of energy

Question 47

What effect does friction have on a moving object?

Accepted Answer

It slows it down or stops it

Answer

It speeds it up

Answer

It has no effect

Answer

It changes its direction

Question 48

What is the unit of force in the SI system?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Kilogram

Question 49

Which of the following does not affect friction?

Accepted Answer

Colour of surfaces

Answer

Roughness of surfaces

Answer

Materials involved

Answer

Temperature

Question 50

What force opposes gravity and helps objects float?

Accepted Answer

Buoyancy

Answer

Magnetism

Answer

Air resistance

Answer

Friction

Question 51

Which everyday object works on the principle of magnetism?

Accepted Answer

Compass

Answer

Fan

Answer

Light bulb

Answer

Computer

Question 52

What is momentum, and how does it relate to Newton's laws of motion?

Accepted Answer

Newton's first law says momentum stays the same unless a force acts on it, and the second law explains how force changes momentum.

Answer

Momentum is the force needed to stop or move an object.

Answer

Momentum is only important when objects are moving.

Answer

Newton's third law is all about momentum staying the same.

Question 53

What is NOT a type of force?

Accepted Answer

Warmth

Answer

Gravity

Answer

Magnetism

Answer

Friction

Question 54

When an object has forces acting on it that balance each other out, what happens?

Accepted Answer

It stays still or keeps moving at the same speed.

Answer

It speeds up.

Answer

It slows down.

Answer

It changes direction.

Question 55

Which of Isaac Newton's laws of motion says that an object that is not moving will stay still unless something pushes or pulls it?

Accepted Answer

First law

Answer

Second law

Answer

Third law

Answer

Fourth law

Question 56

Friction makes moving objects:

Accepted Answer

Go slower.

Answer

Go faster.

Answer

Change direction.

Answer

Unaffected.

Question 57

The force we measure in Newtons is:

Accepted Answer

Weight

Answer

Length

Answer

Time

Answer

Heat

Question 58

Which of these is NOT magnetic?

Accepted Answer

Aluminum

Answer

Iron

Answer

Nickel

Answer

Copper

Question 59

If you push an object harder, what happens to its acceleration?

Accepted Answer

It increases.

Answer

It decreases.

Answer

It stays the same.

Answer

It changes direction.

Question 60

Which of these is not a type of force?

Accepted Answer

Light

Answer

Gravity

Answer

Friction

Answer

Magnetism

Question 61

Which force opposes the motion of an object?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetism

Answer

Tension

Question 62

Which of Newton's Laws states that an object at rest remains at rest unless acted upon by an external force?

Accepted Answer

Newton's First Law

Answer

Newton's Second Law

Answer

Newton's Third Law

Answer

Newton's Fourth Law

Question 63

What unit is used to measure force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Meter

Answer

Second

Question 64

Which of the following does not influence the strength of a magnet?

Accepted Answer

The shape of the magnet

Answer

The material used to make the magnet

Answer

The size of the magnet

Answer

The temperature of the magnet