On the day in 1775, George Washington, who would one day become the first American president, except an assignment to lead the continental army
There are four basic types of legislation: bills; joint resolutions; concurrent resolutions; and simple resolutions.
Automobiles would be one invention.
The gravitational force is jointly proportional to the masses of the objects involved and inversely proportional to the square of the distance between them. You've mentioned distance, so the other contributor is
1. Mass