Physics Learning Quizzes: Master the Fundamentals of Motion, Forces, Energy, and Waves

Question 1

A car traveling at 30 m/s applies the brakes, decelerating at 5 m/s^2. What's its stopping distance?

Accepted Answer

150 m

Answer

30 m

Answer

600 m

Answer

1200 m

Question 2

A roller coaster car is at the top of a hill and at rest. As it rolls down the hill, its speed increases. Which energy transformation is happening?

Accepted Answer

Gravitational potential energy to kinetic energy

Answer

Kinetic energy to gravitational potential energy

Answer

Chemical energy to kinetic energy

Question 3

Describe the principle of energy conservation and give examples of how energy changes forms in your daily life.

Accepted Answer

Energy can change forms, but the total amount of energy in a closed system stays the same.

Answer

Energy can be created or destroyed during energy transformations.

Answer

Energy is always lost during transformations, resulting in a decrease in the total amount of energy in the system.

Question 4

A light bulb has a power rating of 60 watts. If the bulb is used for 4 hours, what is the electrical energy consumed by the bulb?

Accepted Answer

240 kilojoules

Answer

240 joules

Answer

240 watts

Answer

240 megajoules

Question 5

When you push against a wall, what happens according to Newton's third law of motion?

Accepted Answer

The wall pushes back on you with the same amount of force.

Answer

The wall pushes back on you with more force than you push on it.

Answer

The wall absorbs your force and doesn't push back.

Answer

You push on the wall, but it doesn't push back on you.

Question 6

A car travels at a constant speed along a circular track. In which direction does the centripetal force acting on the car point?

Accepted Answer

Toward the center of the circle

Answer

Away from the center of the circle

Answer

Tangential to the circle

Answer

Zero

Question 7

A wave has a wavelength of 0.5 meters. If the frequency is doubled, what will be the new wavelength?

Accepted Answer

0.25 meters

Answer

0.5 meters

Answer

1 meter

Answer

2 meters

Question 8

An observer standing 10 meters from a vertical pole measures the angle of elevation to the top of the pole as 60 degrees. What is the height of the pole?

Accepted Answer

17.32 meters

Answer

5 meters

Answer

10 meters

Answer

20 meters

Question 9

An object moves in a straight line with a constant, non-zero acceleration. Which graph shows the relationship between its velocity and time?

Accepted Answer

B. Velocity increases at a steady rate.

Answer

A. Velocity remains constant over time.

Answer

C. Velocity decreases at a steady rate.

Answer

D. Velocity first increases and then decreases.

Question 10

Which physical quantity is described by a magnitude but not a direction?

Accepted Answer

Temperature

Answer

Velocity

Answer

Acceleration

Answer

Force

Question 11

Which force is non-conservative?

Accepted Answer

Friction

Answer

Gravitational force

Answer

Elastic force

Answer

Electrostatic force

Question 12

A sound wave has a frequency of 440 Hz and a wavelength of 78 cm. What is its speed?

Accepted Answer

342 m/s

Answer

220 m/s

Answer

440 m/s

Answer

780 m/s

Question 13

What is the kinetic energy of a 10 kg object moving at 5 m/s?

Accepted Answer

25 J

Answer

12.5 J

Answer

50 J

Answer

100 J

Question 14

A ray of light strikes a plane mirror at an angle of 30°. At what angle is it reflected?

Accepted Answer

30°

Answer

15°

Answer

60°

Answer

90°

Question 15

Which quantity has both magnitude and direction?

Accepted Answer

Velocity

Answer

Mass

Answer

Temperature

Answer

Energy

Question 16

Which type of wave does not require a medium to propagate?

Accepted Answer

Electromagnetic wave

Answer

Mechanical wave

Answer

Sound wave

Answer

Water wave

Question 17

The acceleration due to gravity on Earth is approximately:

Accepted Answer

9.8 m/s²

Answer

10 m/s²

Answer

12 m/s²

Answer

15 m/s²

Question 18

Which of the following is a vector quantity?

Accepted Answer

Velocity

Answer

Speed

Answer

Temperature

Answer

Mass

Question 19

The energy stored in a spring is given by:

Accepted Answer

E = 1/2 k x²

Answer

E = kx

Answer

E = 1/2 mv²

Answer

E = mgh

Question 20

Which of the following is a unit of energy?

Accepted Answer

Joule

Answer

Watt

Answer

Newton

Answer

Meter

Question 21

The Doppler effect is associated with:

Accepted Answer

The change in frequency of waves due to movement

Answer

The interference of waves

Answer

The reflection of waves

Answer

The absorption of waves

Question 22

Which characteristic differentiates transverse waves from longitudinal waves?

Accepted Answer

Vibrations perpendicular to wave propagation

Answer

Vibrations parallel to wave propagation

Answer

Travel only through solids

Answer

Travel only through liquids

Question 23

Which of the following is not considered a fundamental force in physics?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Nuclear force

Question 24

A ball is thrown vertically upward. What is its acceleration at the highest point of its trajectory?

Accepted Answer

Zero

Answer

9.8 m/s² downward

Answer

9.8 m/s² upward

Answer

It continuously accelerates upward.

Question 25

What is the SI unit of energy?

Accepted Answer

Joule

Answer

Newton

Answer

Watt

Answer

Horsepower

Question 26

Which type of wave exhibits vibrations perpendicular to the direction of its propagation?

Accepted Answer

Transverse wave

Answer

Longitudinal wave

Answer

Surface wave

Answer

Standing wave

Question 27

A force of 10 N is applied to an object with a mass of 2 kg. What is the resulting acceleration?

Accepted Answer

2 m/s²

Answer

5 m/s²

Answer

10 m/s²

Answer

20 m/s²

Question 28

Which of the following is a renewable energy source?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 29

A ball is launched vertically upward. At the peak of its trajectory, its velocity is:

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

Constant

Question 30

The SI unit of energy is:

Accepted Answer

Joule

Answer

Newton

Answer

Watt

Answer

Kilogram

Question 31

A car travels at a constant speed of 60 mph. What is its acceleration?

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

60 mph

Question 32

Which of the following is NOT a source of electromagnetic radiation?

Accepted Answer

Magnets

Answer

Sun

Answer

X-rays

Answer

Radio waves

Question 33

A circuit has a resistance of 10 ohms and is connected to a 12-volt battery. Calculate the current flowing through the circuit:

Accepted Answer

0.83 A

Answer

1.2 A

Answer

12 A

Answer

100 A

Question 34

Which of the following is a conductor of electricity?

Accepted Answer

Copper

Answer

Wood

Answer

Rubber

Answer

Plastic

Question 35

Which of the following statements is Newton's second law of motion?

Accepted Answer

The acceleration of an object is directly proportional to the net force acting on the object, and inversely proportional to its mass.

Answer

An object at rest remains at rest, and an object in motion remains in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

Answer

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

Answer

An object with a greater mass has a greater inertia.

Question 36

What is the SI unit of energy?

Accepted Answer

Joule

Answer

Newton

Answer

Watt

Answer

Volt

Question 37

Which of the following is an example of a transverse wave?

Accepted Answer

Light wave

Answer

Sound wave

Answer

Water wave

Answer

Seismic wave

Question 38

Which of the following is a renewable energy source?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 39

Which of the following is the most abundant element in the known universe?

Accepted Answer

Hydrogen

Answer

Helium

Answer

Oxygen

Answer

Carbon

Question 40

Which of the following is a greenhouse gas?

Accepted Answer

Carbon dioxide

Answer

Nitrogen

Answer

Oxygen

Answer

Argon

Question 41

Which characteristic distinguishes a physical change from a chemical change?

Accepted Answer

Chemical composition remains unaltered

Answer

Formation of new substances

Answer

Energy release or absorption

Answer

irreversible

Question 42

An object in motion with constant velocity possesses:

Accepted Answer

Zero acceleration

Answer

Constant acceleration

Answer

Increasing acceleration

Answer

Decreasing acceleration

Question 43

Which force exhibits conservative properties?

Accepted Answer

Gravitational force

Answer

Friction

Answer

Air resistance

Answer

Magnetic force

Question 44

The work done on an object can be calculated as:

Accepted Answer

Force applied multiplied by displacement in the direction of force

Answer

Force applied multiplied by displacement perpendicular to force

Answer

Mass of the object multiplied by its acceleration

Answer

Energy of the object multiplied by time

Question 45

Which wave type involves particle vibrations perpendicular to the direction of wave propagation?

Accepted Answer

Transverse wave

Answer

Longitudinal wave

Answer

Surface wave

Answer

Electromagnetic wave

Question 46

Approximately, what is the speed of light in a vacuum?

Accepted Answer

3 × 10^8 m/s

Answer

3 × 10^6 m/s

Answer

3 × 10^10 m/s

Answer

3 × 10^12 m/s

Question 47

Which unit in the SI system represents force?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Pascal

Question 48

Identify the renewable energy source among the following:

Accepted Answer

Solar power

Answer

Coal

Answer

Natural gas

Answer

Nuclear power

Question 49

In a double-slit experiment, which factors determine the distance between the bright and dark bands?

Accepted Answer

Distance between the slits

Accepted Answer

Wavelength of the light

Answer

Intensity of the light sources

Question 50

A metal boat floats in a water tank. What force counteracts the weight of the boat?

Accepted Answer

Weight of the water displaced by the boat

Answer

Weight of the boat

Answer

Volume of the boat multiplied by the density of water

Answer

Weight of the boat divided by the volume of the water displaced by the boat

Question 51

Which of the following is NOT a fundamental force in physics?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 52

Which of the following is not a fundamental force in physics?

Accepted Answer

Centripetal force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Nuclear strong force

Question 53

According to Newton's second law of motion, an object's acceleration is directly proportional to which of the following?

Accepted Answer

Net force acting on it

Answer

Its mass

Answer

Square of its velocity

Answer

Coefficient of friction

Question 54

Which of the following is not a form of energy?

Accepted Answer

Speed

Answer

Kinetic energy

Answer

Potential energy

Answer

Internal energy

Question 55

What unit is used to measure the frequency of a wave?

Accepted Answer

Hertz

Answer

Joules

Answer

Newtons

Answer

Meters

Question 56

Which property describes a transverse wave?

Accepted Answer

Oscillates perpendicular to the direction of wave propagation

Answer

Oscillates parallel to the direction of wave propagation

Answer

Requires a medium to propagate

Answer

Has the same speed in all mediums

Question 57

A car traveling at 20 m/s applies its brakes and comes to a stop in 5 seconds. What is the car's acceleration?

Accepted Answer

-4 m/s²

Answer

-1 m/s²

Answer

1 m/s²

Answer

4 m/s²

Question 58

Express the thin lens equation that connects the object distance (u), image distance (v), and focal length (f).

Accepted Answer

1/f = 1/u + 1/v

Answer

1/f = u + v

Answer

f = u + v

Answer

1/u + 1/v = 0

Question 59

Which characteristic is NOT associated with wave superposition?

Accepted Answer

Change in the number of crests

Answer

Constructive interference

Answer

Destructive interference

Answer

Formation of standing waves

Question 60

Which three factors primarily determine the resistance of a conductor?

Accepted Answer

Length, cross-sectional area, and material properties

Answer

Length and cross-sectional area only

Answer

Material properties and cross-sectional area only

Answer

Length and material properties only

Question 61

In a cyclotron, charged particles are accelerated in a circular path by a combination of electric and magnetic fields. What is the primary function of the electric field in this process?

Accepted Answer

To accelerate the particles perpendicular to the magnetic field, causing them to move in a circular path

Answer

To attract the particles toward the center of the circular path

Answer

To regulate the speed of the particles

Question 62

A light ray travels from air into a glass block at an angle of 30 degrees. If the angle of refraction is 19.5 degrees, what's the glass's index of refraction?

Accepted Answer

1.33

Answer

1.50

Answer

1.75

Answer

2.00

Question 63

Identify the vector quantity from the following:

Accepted Answer

Velocity

Answer

Time

Answer

Mass

Answer

Temperature

Question 64

Which property of light is demonstrated when it travels through a vacuum?

Accepted Answer

It can propagate through the absence of matter

Answer

It always travels in a curved path

Answer

It is affected by gravity

Answer

It requires a medium to travel