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Visible light coming from heavenly bodie...

Visible light coming from heavenly bodies have to pass through the …………to reach the earth surface.

A

stratosphere

B

troposphere

C

atmosphere

D

biosphere

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CHETANA PUBLICATION-OBSERVING SPACE- TELESCOPES-EXERCISE
  1. Reflecting telescopes are mainly of two types : ……….and……… .

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  2. Giant Meterwave Radio Telescope (GMRT) has been erected at ………near Pun...

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  3. Visible light coming from heavenly bodies have to pass through the ………...

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  4. To collect the maximum amount of light coming from an object, the obje...

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  5. The images formed by lenses have errors of colours. This is called ………...

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  6. Radio telescope is made up of one or more dishes of …………shape.

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  7. Diagram based question: Which type of telescopes can be made using a ...

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  8. Visible radiation has a wavelength ranging between………..to……….. .

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  9. The images formed by lenses have errors of colours. This is called ………...

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  10. Radio telescope is made up of one or more dishes of …………shape.

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  11. To collect the maximum amount of light coming from an object, the obje...

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  12. Answer the following question: Why can an X-ray telescope not be base...

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  13. State whether the following are True or False : Concave mirrors are us...

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  14. Give Scientific Reason : We cannot use the optical telescope during t...

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  15. How do refracting telescopes work?

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  16. How does a radio telescope work?

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  17. State some of the satellites and their uses.

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  18. Answer the following question: Explain the construction of a radio te...

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  19. Answer the following question: What are the difficulties in using gro...

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  20. Explain any two space observation telescope.

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