Home
Random
Trending
Today
25
posts added
Search
episodes.org
BgX5L
TIL that movement of the tides causes a loss of energy in the Earth-Moon system. In the last 620 million years the period of rotation of the Earth (length of a day) has increased from 21.9 hours to 24 hours; in this period the Earth-Moon system has lost 17% of its rotational energy.