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Explain atmospheric refraction.Why do st...

Explain atmospheric refraction.Why do stars twinkle?

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MBD-THE HUMAN EYE AND THE COLOURFUL WORLD-EXAMPLE
  1. Why is a normal eye not able to see clearly the objects placed closer ...

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  2. What happens to the image distance in the eye when we increase the dis...

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  3. Explain atmospheric refraction.Why do stars twinkle?

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  4. Why planets do not appear twinkling?

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  5. Why does the sun appear reddish in the morning (as well as in evening)...

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  6. Why does star appears red in colour?

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  7. Why does the sky appears dark instead of blue to an astronaut?

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  8. What is prism? Explain deviation in glass prism by drawing a ray diagr...

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  9. What is meant by dispersion of light explain with the help of diagram ...

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  10. When a ray of light passes through a glass prism then a spectrum is ob...

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  11. When a ray of light passes through a glass prism then a spectrum is ob...

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  12. When a ray of light passes through a glass prism then a spectrum is ob...

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  13. Describe an experiment to show that different color of white light can...

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  14. What is name of defect of eyes due to loss of elasticity of eye-lens? ...

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  15. What is the function of ciliary muscles in the eye?

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  16. Why is eye considered the best gift of god?

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  17. When we enter some dark room then for some time we are not able to see...

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  18. What type of lens is present in front of eyeball?

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  19. What is the function of retina in human eye?

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  20. Why do we experience difficulty when we read from too close?

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