Question 1

Which of the following best describes Newton's First Law of Motion?

Accepted Answer

An object remains at rest or in uniform motion unless acted upon by an external force.

Question 2

During the Great Plague of 1665-1666, Isaac Newton developed many of his famous theories while working from home. Which of the following is NOT one of the areas he contributed to during this period?

Accepted Answer

Electromagnetism

Question 3

Which equation correctly represents Newton's Second Law of Motion?

Accepted Answer

$$F = ma$$

Question 4

A rover lands on Mars after a 480 million kilometer journey. If the rover has a mass of 1,000 kg and the acceleration due to gravity on Mars is $$3.7 \ m/s^2$, what is the weight of the rover on Mars?

Accepted Answer

$$3,700 \ N$$

Question 5

Which of the following statements about Newton's Third Law is correct?

Accepted Answer

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

Question 6

Which concept is illustrated by the fact that the laws of physics are independent of the reference frame?

Accepted Answer

Galilean Relativity

Question 7

If a spacecraft in deep space (far from any gravitational influence) fires its thrusters and then turns them off, what will happen to its motion according to Newton's First Law?

Accepted Answer

It will continue moving at constant velocity.

Question 8

Which of the following is a direct application of Newton's Second Law in a real-world scenario?

Accepted Answer

Calculating the force required to accelerate a car from rest to 60 km/h in 10 seconds.

Question 9

Which of the following is NOT a consequence of Newton's Third Law?

Accepted Answer

A car accelerates when the engine applies a force to the wheels.

Question 10

Which of the following best describes the principle that the laws of physics should not depend on the coordinate system?

Accepted Answer

Relativity Principle

Question 11

A student pushes a box with a force of $$20 \ N$$ causing it to accelerate at $$2 \ m/s^2$. What is the mass of the box?

Accepted Answer

$$10 \ kg$$

Question 12

Which of the following is a scalar quantity?

Accepted Answer

Temperature

Question 13

Which of the following is true about vectors?

Accepted Answer

They have both magnitude and direction.

Question 14

If a car travels at a constant velocity of $$30 \ m/s$$ for $$10$$ seconds, what distance does it cover?

Accepted Answer

$$300 \ m$$

Question 15

Which of the following is NOT a topic covered in classical physics?

Accepted Answer

Quantum Mechanics

Question 16

Which of the following best explains why the Perseverance rover's landing on Mars required precise calculations of force and acceleration?

Accepted Answer

To ensure the rover landed safely by controlling its descent speed using Newton's Second Law.

Question 17

Which of the following is a correct statement about reference frames in physics?

Accepted Answer

The laws of physics are the same in all inertial reference frames.

Question 18

Which of the following is an example of Newton's First Law in everyday life?

Accepted Answer

A book resting on a table remains at rest until someone pushes it.

Question 19

If the mass of an object is doubled while the force applied remains constant, what happens to its acceleration according to Newton's Second Law?

Accepted Answer

The acceleration is halved.

Question 20

Which of the following best describes the role of classical physics in modern science?

Accepted Answer

It provides foundational principles for understanding motion, forces, and energy.

PHYC10003 Physics 1 – Semester 2: Introduction and Classical Mechanics Overview

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