WEEK 6

Topic:ENERGY

SUBTOPIC: LIGHT ENERGY

Objectives:At the end of the lesson, pupils should be able  to:

1. Define sound energy

2.  Mention the things that use sound energy

3. State the produces of sound energy

CONTENT

Sound is a type of energy made by vibrations. When any object vibrates, it causes movement in the air particles. These particles bump into the particles close to them, which makes them vibrate too causing them to bump into more air particles. This movement called sound waves, keeps going until they run out of energy.

Sound is created when something vibrates and sends waves of energy (vibration) into our ears. The vibrations travel through the air or another medium (solid, liquid or gas) to the ear. The stronger the vibrations, the louder the sound. Sounds are fainter the further you get.... View More