Question

E. ANSWER THE FOLLOWING QUESTIONS
1. Why are the moon and the planets considered as non-luminous objects?
2. By giving an example, prove that heat is a form of energy which is capable of doing work.
3. State the law of conservation of energy. 4. By giving two examples, define luminous objects.
5. Draw a neat diagram and define:- (1) Convergent beam of light (2) Divergent beam of light






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Answer 1

Answer:

the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.

Answer 2

Answer:

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Explanation:

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