18:2518:25, 24 May 2023diffhist+28
Sun
First sentence still needed correction. Nothing is always the center of the solar system.Tags: RevertedMobile editMobile web edit
13:0913:09, 24 May 2023diffhist+12
Sun
Sun is not exactly at the center of the solar system. Everything orbits the center mass of the solar system. Sun just takes up almost all of the mass.Tags: RevertedMobile editMobile web edit
03:1403:14, 11 June 2022diffhist+28
Ceiling fan
About 99% of the heat from the fan is from wasted heat from the motor. Only a tiny amount is from friction.