D. Answer these questions. 1. Name two luminous objects other than those mentioned in this lesson. 2. Name three non-luminous objects other than those mentioned in this lesson. 3. What can we do to reduce noise? 4. Mention three effects of force on an object.
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Answer:
Luminous Object Examples
Sun,Stars,Torch,Laser,Bulb,Tube light,Fireflies,
jellyfish etc.
Explanation:
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