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  1. The colours of stars depend on their

    2. A.

     Temperature
    B.

     Distance
    C.

     Radius
    D.

     Atmospheric pressure

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    Answer : Option A

    Explanation :

    Stars come in lots of different colours, and their colour depends on the temperature of the star. We find that small stars are cool (less than 3000°C) with a red-ish appearance, whereas big heavy stars are hot (over 30,000°C), and have a blue-ish glow.

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