What Physics Teachers Get Wrong About Tides! | Space Time | PBS Digital Studios

Tweet at us! @pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: Help translate our videos! We all know tides have something to do with gravity from the Moon and Sun, but if gravity affects the motion of all objects equally, then how come oceans have large tides while other bodies of water don't? It's because your mental picture of the tides is probably WRONG!!! Join Gabe on this week’s episode of PBS Space Time as he sets the record straight on tidal force, gravitational differential and what role the moon actually plays in tides. Why don't lakes have tides? Watch the episode to find out! Emily Rice (NASA Space Apps Challenge talk on Exoplanet Atmospheres): Sean Carroll (lecture notes on general relativity): For Additional Info on tides: ------------------------------------------------- COMMENTS: Johan 't Hart Marcos MH Campbell McLauchlan Pedro Gusmão Michael Winter Anthony Englert (antenglert) Ciroluiro electrocat1 dligac KRIGBERT Mark G Arunabha D. Iwon't tellmyname ------------------------------------------------- Let us know what topics you want to learn more about: