1.

Fill in the blanks :(i) Milky way is a ………. galaxy.(ii) Stars are gigantic spheres of ………… gas.(iii) The masses of other stars are measured relative to the mass of the …………. .

Answer»

(i) Milky way is a spiral galaxy.

(ii) Stars are gigantic spheres of hot gas.

(iii) The masses of other stars are measured relative to the mass of the Sun.



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