Page 11 - Amos Vusi Msiza Portfolio 216071123

1. Explanations, illustrations, 1. Baseline Assessment: Worksheet
Demonstrations and questions and What is the scientific meaning of “work Chalkboard
answer methods done”? summary
2. Lesson Development Work is done on an object when a force
2.1 Introduction exerted in an object, moves that object in
a) Pre-knowledge required. the
The teacher will introduce the lesson by direction of the force.
giving learners baseline Assessment. Which unit is used to calculate work?
OR Joule
Using question and answer method? (J)
What is the scientific meaning of “work What is a simple definition of 1 Newton of
done”? force?
Which unit is used to calculate work? A force of 1 Newton can accelerate a mass
Derive the formula to calculate work. of
Is work done a scalar or vector? Explain 1 kg by 1 m· s-2
How much work is done when the force is
your answer
perpendicular to the object’s
displacement?
Zero (0 J)
How does friction “know” in which
direction to
act?
If the object is moving towards the east,
then
friction will counter this motion by acting in
the opposite direction.

7. Engaging with new content Duration: