Question

1. ______ are formed when an opaque object comes in the path of light.

2. __________ and _________ objects are essential for the formation of shadows on a screen.

3. A shadow cast by the heavenly bodies is called an _______

4. Images formed by a pin-hole camera are ______

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Answer 1

1. shadow

2. light,opeque

3.

4.inverse and diminished