Physical Sciences Grade 11 | VirtualX MasterClass – Course Module 1

This course consists of nine structured lessons, each focusing on essential principles of Mechanics.

Lesson 1: Introduction to Vectors and Scalars

• Understanding      the difference between vectors and scalars.
• Identifying      examples of scalar and vector quantities.
• The      role of direction in vector representation.

Lesson 2: Motion in Two Dimensions (Resultant and Perpendicular Vectors)

• Understanding      resultant vectors in two-dimensional motion.
• Using      graphical and analytical methods to determine resultant vectors.
• Applying      trigonometry to solve force problems.

Lesson 3: Resolution of Vectors into Components

• Breaking      down a vector into its horizontal and vertical components.
• Using      trigonometric functions to resolve forces.
• Practical      applications in physics problems.

Lesson 4: Newton’s First Law of Motion (Inertia)

• Defining      inertia and its relationship to mass.
• Understanding      equilibrium and net force.
• Real-world      examples of Newton’s First Law.

Lesson 5: Newton’s Second Law (Force, Mass, and Acceleration)

• Understanding      the mathematical relationship: F = ma.
• Solving      problems involving force, mass, and acceleration.
• Applying      the concept to motion in different environments.

Lesson 6: Applications of Newton’s Laws (Free-Body Diagrams)

• Representing      forces in free-body diagrams.
• Identifying      forces acting on objects in different situations.
• Analysing      forces on inclined planes, pulleys, and moving objects.

Lesson 7: Newton’s Third Law and Action-Reaction Pairs

• Understanding      action-reaction force pairs.
• Identifying      examples in everyday life.
• Applications      in motion and interaction of objects.

Lesson 8: Forces in Equilibrium and Non-Equilibrium

• Defining      and distinguishing between balanced and unbalanced forces.
• Calculating      forces in static and dynamic equilibrium.
• Applications      in engineering and real-world structures.

Lesson 9: Gravitational Force and Universal Law of Gravitation

• Understanding      Newton’s Universal Law of Gravitation.
• Calculating      gravitational force between objects.
• Exploring      planetary motion and weight variations in space.

Each lesson includes interactive activities, quizzes, problem-solving exercises, and assessments to ensure engagement and deep understanding.