Motion Learning Quizzes: Master the Fundamentals of Physics

Question 1

According to Newton's First Law of Motion, an object at rest will remain at rest unless acted upon by an unbalanced force. Which of the following is known as this law?

Accepted Answer

Law of Inertia

Answer

Law of Acceleration

Answer

Law of Action-Reaction

Question 2

An object moving at a constant velocity has:

Accepted Answer

Zero acceleration

Answer

Non-zero acceleration

Answer

Zero velocity

Question 3

The power output of an engine is equal to the:

Accepted Answer

Work done per unit time

Answer

Force exerted per unit time

Answer

Energy stored per unit time

Question 4

To maintain constant velocity for an object on a horizontal surface, the force required is:

Accepted Answer

Zero

Answer

Greater than its weight

Answer

Equal to its weight

Answer

Less than its weight

Question 5

The energy an object possesses due to its position is called:

Accepted Answer

Potential

Answer

Kinetic

Answer

Thermal

Answer

Chemical

Question 6

Work done by a force on an object is:

Accepted Answer

Force times distance in the direction of force

Answer

Force applied

Answer

Distance moved

Answer

Change in kinetic energy

Question 7

The coefficient of friction measures:

Accepted Answer

Ratio of friction force to normal force

Answer

Force required to overcome static friction

Answer

Force required to overcome kinetic friction

Answer

Ratio of friction force to object weight

Question 8

The momentum of a system is defined as:

Accepted Answer

Product of mass and velocity

Answer

Sum of forces acting on the system

Answer

Rate of change of momentum of the system

Answer

Energy possessed by the system

Question 9

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

Accepted Answer

Zero

Answer

Equal to g

Answer

Greater than g

Answer

Less than g

Question 10

According to Newton's Second Law of Motion, what factor directly influences an object's acceleration?

Accepted Answer

Force

Answer

Mass

Answer

Velocity

Answer

Displacement

Question 11

An object is moving with a constant velocity. According to Newton's first law of motion, what is true about the net force acting on the object?

Accepted Answer

The net force is zero.

Answer

The net force is in the same direction as the object's motion.

Answer

The net force is in the opposite direction to the object's motion.

Question 12

According to Newton's Third Law, every action is accompanied by an equal and opposite:

Accepted Answer

Force

Answer

Velocity

Answer

Acceleration

Answer

Mass

Question 13

A ball is thrown vertically upward and reaches its highest point 2 seconds later. What is its vertical velocity at the highest point?

Accepted Answer

0 m/s

Answer

2 m/s

Answer

4 m/s

Answer

8 m/s

Question 14

Which of the following is a type of energy possessed by an object due to its position or configuration?

Accepted Answer

Potential energy

Answer

Kinetic energy

Answer

Thermal energy

Answer

Chemical energy

Question 15

The work-energy theorem states that the net work done on an object is equal to:

Accepted Answer

Change in kinetic energy

Answer

Change in momentum

Answer

Change in velocity

Answer

Change in potential energy

Question 16

The SI unit of velocity is:

Accepted Answer

m/s

Answer

m/s^2

Answer

N

Answer

J

Question 17

According to Newton's First Law, an object at rest will remain at rest, and an object in motion will continue moving with:

Accepted Answer

Constant velocity

Answer

Constant acceleration

Answer

Decreasing velocity

Answer

Increasing velocity

Question 18

In an isolated system, the total amount of energy is:

Accepted Answer

Conserved

Answer

Decreased

Answer

Increased

Answer

Random

Question 19

An object is thrown vertically upward, disregarding air resistance. At the highest point of its trajectory, what is its velocity?

Accepted Answer

Zero

Answer

Maximum

Answer

Minimum

Answer

Constant

Question 20

According to Newton's second law of motion, an object's acceleration is directly proportional to:

Accepted Answer

The net force acting on the object

Answer

The mass of the object

Answer

The velocity of the object

Answer

The height of the object

Question 21

A car travels at 30 m/s. What is its speed in kilometers per hour (km/h)?

Accepted Answer

108

Answer

54

Answer

18

Answer

9

Question 22

Which of the following forces is conservative?

Accepted Answer

Gravitational force

Answer

Frictional force

Answer

Tension force

Answer

Drag force

Question 23

What is the equation for kinetic energy?

Accepted Answer

E = 1/2mv²

Answer

E = mc²

Answer

E = Fd

Answer

E = mgh

Question 24

Which of the following is a vector quantity?

Accepted Answer

Acceleration

Answer

Distance

Answer

Speed

Answer

Temperature

Question 25

Which of Newton's laws states that every action has an equal and opposite reaction?

Accepted Answer

Third law

Answer

First law

Answer

Second law

Answer

Fourth law

Question 26

An object is moving with a constant velocity. What is the net force acting on the object?

Accepted Answer

Zero, indicating equilibrium

Answer

Positive, causing acceleration in the direction of the force

Answer

Negative, causing acceleration in the opposite direction of the force

Answer

Increasing, causing acceleration at an increasing rate

Question 27

According to Newton's first law of motion, what will happen to an object at rest?

Accepted Answer

It will remain at rest unless acted upon by an outside force.

Answer

It will start moving with acceleration.

Answer

It will move with constant velocity.

Answer

It will move in a circular path.

Question 28

Approximately what is the value of acceleration due to gravity on Earth?

Accepted Answer

9.8 m/s²

Answer

10.2 m/s²

Answer

11.2 m/s²

Answer

12.8 m/s²

Question 29

Which of the following best describes projectile motion?

Accepted Answer

The motion of an object thrown or projected into the air without the aid of external propulsion.

Answer

The motion of an object rolling down a ramp.

Answer

The motion of an object moving along a straight line.

Answer

The motion of an object moving in a circular path.

Question 30

The work done by a force on an object is calculated as:

Accepted Answer

Force multiplied by displacement in the direction of the force.

Answer

Force multiplied by velocity.

Answer

Displacement multiplied by velocity.

Answer

Velocity multiplied by acceleration.

Question 31

Which of the following is a vector quantity?

Accepted Answer

Acceleration

Answer

Speed

Answer

Temperature

Answer

Mass

Question 32

How is velocity related to acceleration?

Accepted Answer

Acceleration is the rate of change of velocity.

Answer

Velocity is the rate of change of acceleration.

Answer

Velocity is proportional to acceleration.

Answer

Acceleration is proportional to velocity.

Question 33

Which of the following is a form of energy associated with the motion of an object?

Accepted Answer

Kinetic energy

Answer

Potential energy

Answer

Chemical energy

Answer

Electrical energy

Question 34

A projectile's trajectory is:

Accepted Answer

A parabola.

Answer

A straight line.

Answer

A circle.

Answer

An ellipse.

Question 35

The coefficient of friction measures:

Accepted Answer

The ratio of the force of friction to the normal force.

Answer

The force required to overcome static friction.

Answer

The force required to overcome kinetic friction.

Answer

The ratio of the force of friction to the applied force.

Question 36

An object moving with constant velocity will have:

Accepted Answer

No acceleration

Answer

Constant acceleration

Answer

Variable acceleration

Answer

Increasing acceleration

Question 37

According to Newton's second law of motion, the acceleration of an object is:

Accepted Answer

Directly proportional to the net force applied to the object and inversely proportional to its mass

Answer

Inversely proportional to the force applied to the object and directly proportional to its mass

Answer

Independent of the force applied to the object

Answer

Equal to the force applied to the object

Question 38

An object is projected vertically upward. At its maximum height, its velocity is:

Accepted Answer

Zero

Answer

Maximum

Answer

Minimum

Answer

Constant

Question 39

The work done by a conservative force is:

Accepted Answer

Path independent and depends on the initial and final positions of the object

Answer

Path dependent

Answer

Always positive

Answer

Always negative

Question 40

The impulse exerted on an object is equal to:

Accepted Answer

Change in momentum of the object

Answer

Rate of change of momentum of the object

Answer

Force acting on the object

Answer

Displacement of the object

Question 41

A block slides down a frictionless inclined plane. Which of the following is conserved?

Accepted Answer

Mechanical energy

Answer

Kinetic energy only

Answer

Potential energy only

Answer

Speed

Question 42

A spring has a spring constant of 100 N/m. If it is stretched 20 cm, the elastic potential energy stored in the spring is:

Accepted Answer

2 J

Answer

0.2 J

Answer

20 J

Answer

200 J

Question 43

A satellite orbits the Earth in a circular path. The gravitational force between the Earth and the satellite is:

Accepted Answer

Equal to the centripetal force required to keep the satellite in its orbit

Answer

Greater than the centripetal force required to keep the satellite in its orbit

Answer

Less than the centripetal force required to keep the satellite in its orbit

Answer

Perpendicular to the centripetal force required to keep the satellite in its orbit

Question 44

According to Newton's second law of motion, if the net external force acting on an object is increased, what happens to its acceleration?

Accepted Answer

It increases

Answer

It decreases

Answer

It remains the same

Answer

It becomes zero

Question 45

Which of the following is the SI unit of power?

Accepted Answer

Watt

Answer

Newton

Answer

Joule

Answer

Meter

Question 46

Which of the following statements accurately summarizes Newton's First Law of Motion?

Accepted Answer

Objects in motion tend to remain in motion, and stationary objects remain at rest.

Answer

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

Answer

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

Answer

Energy can neither be created nor destroyed, only transferred.

Question 47

Newton's Second Law of Motion can be mathematically expressed as:

Accepted Answer

F = ma

Answer

F = v/t

Answer

a = v/t

Answer

v = u + at

Question 48

A force of 200 Newtons is applied to an object over a distance of 10 meters. How much work is done in joules?

Accepted Answer

400 J

Answer

100 J

Answer

200 J

Answer

800 J

Question 49

The Law of Conservation of Energy implies that:

Accepted Answer

Energy can be transferred or transformed, but cannot be created or destroyed.

Answer

Energy can be created or destroyed.

Answer

Energy can be lost or gained, but only in certain processes.

Answer

Energy can be converted from one form to another, but the total amount of energy in the universe is always decreasing.