Etotalkinda = ½mivi² + mgh
½mivi² + mghi = ½mfvf² + mghf
¿How much Energy?
mass = weight/gravity.....weight is a force
F = ma
1 Newton = the force required to accelerate a 1kg mass to 1m/s2;
a smartphone exerts a little more than 1 Newton(N) to the palm of your hand
Newton would be like....hmmmm, that's one of me; and perhaps some litlle Newton's as well
which is incharacterstically inprecise for such a character;
but character to be uncharactered
means something
buona notte