Advance Sunrise|Why Do We Observe Advance Sunrise?|Delayed Sunset|Do Really Sun Sets Late!!|Questions|Home Work|Summary

Effects Of Scattering Of light|Why The Sky Is Blue|If The Earth Had No Atmosphere, How The Sky Would Have Appeared?|In Outer Space, The Sky Looks Dark And Black Instead Of Blue|Why The Sun Appears Red At Sunrise And Sunset|Questions|Home Work|Summary

Due to which phenomenon, advanced sunrise and delayed sunset occur ?

Scattering Of Light|Red Colour During Sunrise Or Sunset|Tyndall Effect|Sunlight Entering A Dusty Room|Questions|Home Work|Summary

We Have Learnt About|Why Do We Have Two Eyes For Vision And Not Just One|Example|The Gift Of Vision|Questions|Home Work|Summary

Atmospheric Refration|Twinkling Of Stars|Why Don't The Planets Twinkle?|Advance Sunrise And Delayed Sunset|Tyndall Effect|Colour Of The Clear Sky|Colour Of The Sun At Sunrise And Sunset|Questions

With a neat labelled diagram, explain advanced sunrise and delayed sunset.

Atmospheric Refraction|Reason Of Atmospheric Refraction|Phenomena In Nature|Twinkling Of Stars|Stars Twinkle At Night But Planets Do Not Twinkle At All. Why?|Stars Seem Higher Than They Actually Are|Questions|Home Work|Summary