3 ms·
That didn't make sense to me, so I looked it up and found there's a good wikipedia article about it (which you probably read as well.) It's too much for me to e
by Gracana 7y ago
That didn't make sense to me, so I looked it up and found there's a good wikipedia article about it (which you probably read as well.) It's too much for me to explain poorly in an HN comment, so I'll just link it for anyone who's also scratching their head: https://en.wikipedia.org/wiki/Tidal_acceleration#Effects_of_Moon's_gravity https://en.wikipedia.org/wiki/Tidal_acceleration#Effects_of_...
- ihaveajob 7y agoThe key point to me was that since earth is spinning about 28 times faster than the moon rotates around us, the drag force equalizes the frequencies by making earth spin slower, and the moon rotate faster, thus further away from us. Eventually they'd be in equilibrium, spinning in lockstep.