When we say Mt. Everest is 8850m tall, how do we know what sea level would be beneath the mountain? 

Direct download: What_is_Sea_Level.mp4
Category:general -- posted at: 5:22pm EDT



-->

Syndication

Categories

Archives

August 2022
S M T W T F S
     
  1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31