Activity for Mark‭

Type	On...	Excerpt	Status	Date
Question	—	Different gravitational and inertial mass This is going to take some imagination and assumptions (and knowledge about physics). Imagine gravitational mass and inertial mass would be different. In classical mechanics it seems a coincidence that they are the same in our universe. Gravitational mass is how much objects attract other things a... (more)	—	about 10 years ago