PDF chapter test TRY NOW
Play with shadow:
- Spread a sheet of paper on the ground.
- Hold a familiar opaque object at some height, so that its shadow is formed on the sheet of paper on the ground.
- Ask one of your friends to draw the outline of the shadow while you are holding the object.
- Draw outlines of the shadows of other objects in a similar way.
- Now, ask some other friends to identify the objects from these outlines of shadows.
How many objects are they able to identify correctly? Do you observe your shadow in a dark room or at night when there is no light?
observe shadow in a dark room or at night when there is no light.
Do you observe a shadow when there is just a source of light and nothing else, in a room?
observe shadow when there is just a source of light and nothing else, in a room. We need a , to see a shadow.
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