You have it exactly backwards.
IN ORDER TO run a certain distance in less time,
you must increase your speed. That's the only way.
The common method would be to use Balance, If you think about it, on other planets, the balance weights change by the same factor as the object you are measuring. Your mass measured with a balance would be the same on the moon as it is on Earth. Weight is a measuring of gravity's effect on something. Mass is another story, it's the amount of matter in an object. Move to another planet and its object's weight will change, however, its mass will remain the same.
Electromagnetic energy. You depend on this energy every hour of every day. Without the world we know today we would not be able to live without “it”