If you were to mix 2 sports what would they be? how would they work?

the last statement is correct i.e.

when your heart is not pumping enough blood around your body because your heart is severely failing, you may need an artificial heart. an artificial heart is a mechanical device, about the size of an orange, that is connected to your heart or implanted in your chest to or replace a failing heart.

the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health