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Fill in the blanks : Our galaxy is rot...

Fill in the blanks :
Our galaxy is rotating around an axis passing through its centre and perpendicular to its plane with period of rotation about ………….

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The correct Answer is:
2 x 10 ^8 years
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TARGET PUBLICATION-LIFE CYCLE OF STARS-EXERCISE
  1. Fill in the blanks : Our galaxy is called …………

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  2. Fill in the blanks : Milky way is a ……….

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  3. Fill in the blanks : Our galaxy is rotating around an axis passing t...

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  4. Fill in the blanks : There are about ………. Stars in our galaxy .

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  5. Fill in the blanks : Stars are spheres of ………… gas .

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  6. Fill in the blanks : Surface temperature of the sun is ………..

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  7. Fill in the blanks : The masses of other stars are measured relative...

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  8. Fill in the blanks : Stars are born out of ………… clouds .

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  9. Fill in the blanks : For measuring large distances ………. Is used as ...

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  10. Fill in the blanks : The speed of light is ………. Km/s .

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  11. Fill in the blanks : Light takes …………. To reach us from the sun whil...

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  12. Fill in the blanks : Huge clouds of gas and dust present in the empt...

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  13. Fill in the blanks : When a spheres of gas contracts its temperature...

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  14. Fill in the blanks : In stars , …………….. Depends on the density and ...

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  15. Fill in the blanks : …….. Of a star means change in its properties ...

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  16. Fill in the blanks : When gravitaitional force of a star becomes ………...

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  17. Fill in the blanks : The number of fuels used in the life of a star ...

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  18. Fill in the blanks : The larger the mass of a star the faster is its...

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  19. Fill in the blanks : The end stage of the sun will be ……………

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  20. Choose the correct alternative : The solar system is situated at a d...

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