3 ms·
Yes it varies unpredictably based on changes in the distribution of mass within the Earth from magma flows, air currents, ice pack movements, ocean currents, an
by a-priori 4y ago
Yes it varies unpredictably based on changes in the distribution of mass within the Earth from magma flows, air currents, ice pack movements, ocean currents, and so on.
https://en.wikipedia.org/wiki/Day_length_fluctuations https://en.wikipedia.org/wiki/Day_length_fluctuations