1.Light2. 17.1 What is Light?Light is an important source of energy. It enables us to see. The Sun is the most important source of natural light.Without sunlight, it is impossible…

1.REFLECTION OF LIGHT2. Light 3. Part 1 – Properties of Light Light travels instraightlines: Laser 4. Light travels VERY FAST – around 300,000 kilometres per second.…

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1.   2. Wave are oscillations (repeatingdisturbance or movement)thattransfers energythroughmatterorspace . Waves move due to the movement of avibration from asource through…

1. WAVESLearningSuggested Learning Activities Learning Outcomes Notes VocabularyObjective A student is able to:1.1Understanding Observe situations to gain an•…