Question

ET) Study the changes in the size and shape of the shadow
of an object by changing the
distances between the source of light , object and the screen.

Make a report and draw conclusion
​

Answer 1

The size of the shadow depends on the distance between the source of the light and object.

Explanation:

• if the distance between the object and the source of light is increased then the the shadow which is produced due to the object also increases in size. However if the distance between the object and the screen is increased then there is decrease in the size of the shadow.
• The shape of the object determines the shape of the shadow which is produced by that particular object

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