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BST primary classes

Force is a push or pulls acting upon an object as a result of its interaction with another object. There are a variety of types of forces. Previously in this lesson, a variety of force types were placed into two broad category headings on the basis of whether the force resulted from the contact or non-contact of the two interacting objects.



Contact Forces

Action-at-a-Distance Forces

Frictional Force

Gravitational Force

Tensional Force

Electrical Force

Normal Force

Magnetic Force

Air Resistance Force

Applied Force

Spring Force



Force has the following effects on objects

Force can make a stationary object move or make a moving object move faster.

Force can change the direction of a moving object.

Force can change the shape or size of an object.


Strategies & Activities:

Step: Teacher revises the previous topic.

Step 2: Teacher introduces the new topic.

Step3: Teacher explains the new topic.

Step4: Teacher welcomes pupils’ questions.

Step5: Teacher evaluates the pupils.


Assessment & Evaluation:

.1. Explains the meaning of force

.2. Explain the source of force.

  1. Explains the effects of forces.
  2. Explains the usefulness of force.



  1. Define force.
  2. Define three types of force.
  3. State three effect of force.
  4. List three usefulness of force.


See also

Forms of Energy

Forms of Energy


Forms of Technology

Characteristics of living things


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