Forces and Motion: Interactive Learning Quizzes for Year 7 Science

Question 1

Which of the following is not classified as a force?

Accepted Answer

Temperature

Answer

Gravity

Answer

Friction

Answer

Weight

Question 2

When a ball is at its highest point during a vertical upward throw, what is the net force acting on it?

Accepted Answer

Zero

Answer

Gravity

Answer

Air resistance

Answer

The force of the throw

Question 3

Which of Newton's laws of motion explains that an object at rest remains at rest, and an object in motion will remain moving at a steady speed in a straight line unless an external force acts on it?

Accepted Answer

First law

Answer

Second law

Answer

Third law

Answer

Law of universal gravitation

Question 4

A force of 50 N acts on a 10 kg object. What is the resulting acceleration of the object?

Accepted Answer

5 m/s²

Answer

2 m/s²

Answer

10 m/s²

Answer

50 m/s²

Question 5

Which force is NOT considered a fundamental force in the universe?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Magnetic force

Answer

Nuclear force

Question 6

What is the force that pulls objects towards the center of the Earth?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Electrostatic force

Answer

Nuclear force

Question 7

Which of these is NOT a force?

Accepted Answer

Inertia

Answer

Gravity

Answer

Friction

Answer

Push

Question 8

What is the formula for calculating force?

Accepted Answer

Force = mass × acceleration

Answer

Force = acceleration × mass

Answer

Force = mass + acceleration

Answer

Force = acceleration - mass

Question 9

Which of these has a larger inertia: an object with a greater mass or an object with a smaller mass?

Accepted Answer

Greater mass

Answer

Smaller mass

Answer

They have the same inertia.

Answer

It depends on the material of the object.

Question 10

A car travels at a constant speed of 60 km/h for 2 hours. How far does it travel?

Accepted Answer

120 km

Answer

30 km

Answer

60 km

Answer

240 km

Question 11

Which of these is a vector quantity?

Accepted Answer

Force

Answer

Speed

Answer

Temperature

Answer

Mass

Question 12

Which of these is a real-world example of Newton's third law of motion?

Accepted Answer

A rocket propelling itself forward by expelling gas

Answer

A person pushing a wall

Answer

A ball rolling down a hill

Answer

A car braking to a stop

Question 13

What is the SI unit of force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Metre

Answer

Second

Question 14

The SI unit of force is:

Accepted Answer

Newton

Answer

Kilogram

Answer

Meter

Answer

Second

Question 15

According to Newton's first law of motion, an object at rest will continue to stay at rest unless acted upon by an unbalanced force.

Accepted Answer

True

Answer

False

Question 16

The formula for calculating acceleration is:

Accepted Answer

Acceleration = Force / Mass

Answer

Acceleration = Mass / Force

Answer

Acceleration = Force x Mass

Answer

Acceleration = Mass x Force

Question 17

A car with a mass of 1000 kg accelerates at 2 m/s². What is the force acting on the car?

Accepted Answer

2000 N

Answer

500 N

Answer

1000 N

Answer

4000 N

Question 18

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

Accepted Answer

A book sitting on a table

Answer

A person pushing a wall

Answer

A car accelerating down the road

Answer

A ball thrown into the air

Question 19

Which of the following would have the greatest inertia?

Accepted Answer

A bowling ball

Answer

A marble

Answer

A feather

Answer

A piece of paper

Question 20

The path of a thrown ball is affected by the speed at which it is thrown and the pull of gravity.

Accepted Answer

True

Answer

False

Question 21

The best way to measure the strength of a force is to look at:

Accepted Answer

The acceleration of the object

Answer

The size of the object

Answer

The speed of the object

Answer

The colour of the object

Question 22

Forces can be applied to change the shape of an object.

Accepted Answer

True

Answer

False

Question 23

Which of the following is NOT a type of force?

Accepted Answer

Speed

Answer

Gravity

Answer

Friction

Answer

Air resistance

Question 24

Which of the following factors does NOT affect acceleration?

Accepted Answer

Shape of the object

Answer

Force

Answer

Mass

Answer

Direction of the force

Question 25

Which of the following statements describes the relationship between force and acceleration?

Accepted Answer

Force is directly proportional to acceleration.

Answer

Force is indirectly proportional to acceleration.

Answer

Force and acceleration are equal.

Answer

Acceleration is directly proportional to force squared.

Question 26

A ball is thrown vertically upwards and reaches a maximum height of 10 meters. What is its velocity at the maximum height?

Accepted Answer

0 m/s

Answer

10 m/s

Answer

20 m/s

Answer

Cannot be determined

Question 27

Which of the following graphs represents a constant velocity?

Accepted Answer

A straight line with a positive slope

Answer

A straight line with a negative slope

Answer

A parabola

Answer

A circle

Question 28

When a car brakes, what is the force that opposes its motion?

Accepted Answer

Friction

Answer

Gravity

Answer

Air resistance

Answer

Tension

Question 29

Which of the following is a unit of force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Metre

Answer

Second

Question 30

What is the unit of force in the International System of Units (SI)?

Accepted Answer

Newton

Answer

Joule

Answer

Kilogram

Answer

Meter

Question 31

According to Newton's first law of motion, objects at rest remain at rest, and objects in motion continue moving at a constant speed unless acted upon by an unbalanced force. True or False?

Accepted Answer

True

Answer

False

Question 32

Which of the following forces requires direct contact between two objects?

Accepted Answer

Friction

Answer

Gravity

Answer

Magnetic force

Answer

Electrical force

Question 33

Which physical quantity has both magnitude and direction?

Accepted Answer

Velocity

Answer

Distance

Answer

Speed

Answer

Time

Question 34

Which of the following is NOT a type of force?

Accepted Answer

Momentum

Answer

Gravity

Answer

Friction

Answer

Magnetism

Question 35

Newton's first law of motion states that:

Accepted Answer

An object at rest remains at rest and an object in motion stays in motion unless acted on by an unbalanced force.

Answer

The acceleration of an object is directly proportional to the net force applied to it.

Answer

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

Question 36

Which of the following is a vector quantity?

Accepted Answer

Displacement

Answer

Mass

Answer

Temperature

Answer

Time

Question 37

What is the SI unit of force?

Accepted Answer

Newton

Answer

Kilogram

Answer

Metre

Answer

Second

Question 38

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

Accepted Answer

A book resting on a table

Answer

A car accelerating down a road

Answer

A person pushing against a wall

Answer

A ball rolling on the ground

Question 39

What is the formula for Newton's second law of motion?

Accepted Answer

F = ma

Answer

F = m/a

Answer

a = Fm

Answer

a = m/F

Question 40

Which of the following is NOT a force?

Accepted Answer

Momentum

Answer

Gravity

Answer

Friction

Answer

Weight

Question 41

An object at rest will remain at rest unless an unbalanced force acts upon it. Is this statement true or false?

Accepted Answer

True

Answer

False

Question 42

Which of the following is NOT a contact force?

Accepted Answer

Gravity

Answer

Friction

Answer

Tension

Answer

Air resistance

Question 43

According to Newton's first law of motion, an object in motion will remain in motion unless acted upon by an unbalanced force. (True or False)

Accepted Answer

True

Answer

Sometimes

Answer

False

Answer

Only if the object is heavy

Question 44

The force of gravity is a force that attracts objects towards the:

Accepted Answer

Center of the Earth

Answer

Nearest object

Answer

Moon

Answer

Sun

Question 45

The acceleration of an object is proportional to the net force acting on it. (True or False)

Accepted Answer

True

Answer

Volume of the object

Answer

Mass of the object

Answer

Speed of the object

Question 46

A box is pushed across the floor with a force of 10 N. The coefficient of friction between the box and the floor is 0.2. Calculate the frictional force acting on the box.

Accepted Answer

2 N

Answer

20 N

Answer

5 N

Answer

10 N

Question 47

A stationary object is pushed with a force of 10 Newtons. What happens to the object?

Accepted Answer

It starts to move in the direction of the force.

Answer

It speeds up.

Answer

It remains stationary.

Answer

It moves in the opposite direction of the force.

Question 48

Which of these is NOT a force?

Accepted Answer

Temperature

Answer

Air resistance

Answer

Friction

Answer

Gravity

Question 49

A car is travelling at a steady speed of 60 km/h. What can you say about the forces acting on the car?

Accepted Answer

The forces are balanced.

Answer

The car is speeding up.

Answer

The car is slowing down.

Answer

There is a stronger force pushing the car forward.

Question 50

A ball is thrown upwards. What is the main force acting on it as it travels upwards?

Accepted Answer

Gravity

Answer

Air resistance

Answer

The force of the throw

Answer

Friction from the air

Question 51

A heavier object and a lighter object are dropped from the same height at the same time. Which object hits the ground first?

Accepted Answer

They hit the ground at the same time.

Answer

The heavier object hits the ground first.

Answer

The lighter object hits the ground first.

Answer

It depends on the shape of the objects.

Question 52

A cyclist applies brakes to slow down. Which force is responsible for slowing the bicycle?

Accepted Answer

Friction

Answer

Air resistance

Answer

Gravity

Question 53

Which of these is an example of a force that doesn't need to touch something?

Accepted Answer

Magnetic force

Answer

Pulling a rope

Answer

Rubbing your hands together

Answer

Pushing a door open

Question 54

A tennis ball is hit with a racket. What happens to the ball's motion if you hit it harder?

Accepted Answer

It moves faster.

Answer

It moves slower.

Answer

It doesn't change how it moves.

Question 55

A car starts from a standstill. What happens to its speed as it accelerates?

Accepted Answer

It increases.

Answer

It stays the same.

Answer

It decreases.

Question 56

A toy car rolls down a slope. Which force makes it speed up?

Accepted Answer

Gravity

Answer

Friction

Answer

Air resistance

Answer

The force of the slope