Refractory |
Earth's rotation is slowingThe Earth's rotation is slowing down because of the moon moving further away. Or 1 second longer every 666.67 times 100 years, or 1 second in 66,667 years Meaning, One hundred years ago, the day was 0.0015 seconds shorter than it is now. So in a million years, it would be 15 seconds longer, You can look at certain corals from the Carboniferous, which show distinctive daily growth patterns, which vary annually also. From this we get confirmation of the greater number of day in a year, and hence of the shorter day. |