Classify the following into two groups - 'Light sources' and 'Non-light sources'.
Star, Moon, Sun, mirror, electric torch, diamond, table lamp, boy, burning candle,
lightning, table, and television (switched on)
What is absorption and reflection of light?
Which type of surface produces
a) Regular reflection
b) Irregular reflection?
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nahnajnabnjmjja, regular reflection abbsjabjqjjw
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