GK
THE UNIVERSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A ____ is a sphere of very hot, burning gas.
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star
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galaxy
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moon
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comet
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Explanation:
Detailed explanation-1: -The Sun is a huge, glowing sphere of hot gas. Most of this gas is hydrogen (about 70%) and helium (about 28%).
Detailed explanation-2: -Stars are made of very hot gas. This gas is mostly hydrogen and helium, which are the two lightest elements. Stars shine by burning hydrogen into helium in their cores, and later in their lives create heavier elements.
Detailed explanation-3: -The correct answer is Sun. The sun is in the center of the solar system. It is huge and made up of extremely hot gases because of which is also called as the big ball of fire. It is mostly composed of hydrogen and helium.
There is 1 question to complete.