Q3 of 41 Page 286

Name the star (after the Sun) which is closest to the Earth.

Alpha Centauri is the closest star to the Earth after the sun. The star is very bright as it is a combination of two stars Alpha Centauri A and Alpha Centauri B. The star is averagely at a distance of 4.3 light years from the Earth.


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1

Mention the name of the star which remains fixed at the same place in the sky in the north.

 2

Explain the statement, ‘a star is 8 light years away from the Earth’.

 4

Do all the stars in the sky move? Explain.

 1

Give two other names of Ursa Major constellation.