3 ms·
My bet is on freight trains.
by pkulak 4y ago
My bet is on freight trains.
- theptip 4y agoNeither of those translate energy from the human to the conveyance though.
- vidanay 4y ago> any other machine or animal It doesn't say it's limited to humans.
- vidanay 4y agoPeregrine Falcon in a dive?
- InitialLastName 4y agoIf you're only going to count the "going with gravity" part, a ball falling out of the sky is very efficient too.
- idontwantthis 4y agoMountain bikes are most efficient when you ride them off a cliff.
- ummonk 4y agoIf you count the gravitational energy extraction, it's probably not too efficient. Very streamlined shape but the high speeds cause a lot of drag.
- tzs 4y agoMy bet is on sailing ships in the 16th-18th centuries. They could reach up to around half a million miles per galleon.
- ummonk 4y agoWith sailing you have to account for energy extraction from the wind.