We have been focusing on light in class. We have been looking at light sources, categorizing them into man-made/ artificial or natural sources. We even took a look at the sources of light in our school, we found out that we must have an expensive electricity bill as we counted 98 light sources only in a small part of our school. We learnt that the moon, silver, water, mirrors are reflectors, while candles, light bulbs, lamps are sources of light. Today we learnt that light travels in straight lines. Here's a video to recap on what we learnt today:
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