Question

stance from you in a big room and obtain the
shadow on the wall with the help of a torch. Now carry out the following actions.
Observe and take a note of the changes taking place in the shadow.
(i) Send the friend closer to the wall.
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(ii) Ask the friend to come towards you.
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(iii) Next, you move away from him and towards him again.
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(iv) Hold the torch high and then low.
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(v) Go towards

Answer 1

Answer:

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