Topic Objectives
By the end of this topic, the learner should be able to:
- Define force and state its SI unit;
- Describe types of forces;
- Describe experiments to illustrate cohesion, adhesion and surface tension;
- State the effects of force;
- State the difference between mass and weight;
- State the relation between mass and weight, W = mg;
- Define scalar and vector quantities;
- Solve numerical problems involving W = mg.
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