what is hindi names of all planets ? for eg. mars :- mangal
DIFFERENCE BETWEEN PLANETS AND SATELLITES
give 5 uses of artificial satellites???
why does pole star appears to be stationary in the night sky whereas all other stars appear to be moving from east to west?????????????
why does the pole star appear stationary in the skly ,whereas all other stars appear to move from east to west???
What is the importance of the 'Pole star'?
why planets do not collide while revolving around the sun
why do stars appear to twinkle????
what are the differences between star and a shooting star ???
IS THERE A SHORT WAY TO REMEMBER THE 9 PLANETS
what is saptarishi?
some scientists claim that there was life on mars. is it really true? or its all nonsense.
What is air pollution , name 4 air pollutants, sources & effects?
how can we locate pole star with the help of ursa major
why do we classify the sun as a star?
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