Archives: Lessons

Balanced and Unbalanced Forces Learning Objective In this lesson we will learn about net force and compare balanced and unbalanced forces. Learning Outcomes By the end of this lesson you will be able to: Explain how most objects have more than one force acting on them, with examples. Define ‘net force’. Calculate net force for … Read more

Contact Forces Learning Objective In this lesson we will learn about three types of contact forces – friction, buoyancy and surface tension. Learning Outcomes By the end of this lesson you will be able to: Define ‘friction’ and explain how it relates to the motion of objects. Differentiate between kinetic and static friction, with examples. … Read more

Introduction to Forces Learning Objective In this lesson we will learn what forces are and how they affect objects. Learning Outcomes By the end of this lesson you will be able to: Define ‘force’. Describe how forces can cause a change in speed, direction or shape. Distinguish between push forces, pull forces and twist forces. … Read more

Energy Transfer and Transformation Learning Objective In this lesson we will learn about the transfer, transformation and conservation of energy. Learning Outcomes By the end of this lesson you will be able to: State the law of conservation of energy. Differentiate between ‘energy transfer’ and ‘energy transformation’, with examples. Compare mechanical potential energy and kinetic … Read more

Mechanical Energy Learning Objective In this lesson we will learn about the two forms of mechanical energy – kinetic energy and potential energy. Learning Outcomes By the end of this lesson you will be able to: Define ‘energy’ and state the units for measuring energy. Define ‘mechanical energy’ and name the two main forms of … Read more

Work and Power Learning Objective In this lesson we will learn what the terms ‘work’ and ‘power’ mean in physics and how they can be calculated. Learning Outcomes By the end of this lesson you will be able to: Define ‘work’ and state the units for measuring work. Define ‘power’ and state the units for … Read more

Newton’s Third Law of Motion Learning Objective In this lesson we will learn about Newton’s third law of motion. Learning Outcomes By the end of this lesson you will be able to: State Newton’s third law of motion. Describe how Newton’s third law applies to stationary objects and moving objects, with examples. Identify the action … Read more

Newton’s Second Law of Motion Learning Objective In this lesson we will learn about Newton’s second law of motion. Learning Outcomes By the end of this lesson you will be able to: State Newton’s second law of motion. Describe how Newton’s second law applies to stationary objects and moving objects, with examples. Use Newton’s second … Read more

Newton’s First Law of Motion Learning Objective In this lesson we will learn about Newton’s first law of motion. Learning Outcomes By the end of this lesson you will be able to: State Newton’s first law of motion. Describe how Newton’s first law applies to stationary objects and moving objects, with examples. Define ‘inertia’ and … Read more