Look back time #astronomy #lookbacktime #lookback #spaceexploration #shorts
Look-back time is the time that has passed since light from a distant object was emitted and when it was …
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Introduction to Geography for UPSC General Studies | Dr. Krishnanand
This is the introduction video to the series of lectures on Geography for UPSC as the part of General Studies …
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Origin of the Universe and Its Components | World Physical Geography | GS Paper-1| Dr. Krishnanand
In this video the various concepts related to origin of The Universe and Its Components have been discussed ; which …
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