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Sources of Light

Consider the ...

Question

Consider the following statements with reference to Celestial bodies.
1. They generate light by nuclear reactions and are held by their own gravity.
2. Stars originate from nebulae.
Which of the statements given above is/are correct?

A

1 only

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B

2 only

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C

Both 1 and 2

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D

Neither 1 nor 2

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Solution

The correct option is C Both 1 and 2
Stars generates light through nuclear fusion. Nebula is a cloud of gas (mostly hydrogen and helium) and dust in space, and is the birthplace of stars.

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