Which does energy never do? it never grows

it never disappears

it never lessens

it never changes

Does any one know what real love is and would anyone be willing to share it with me?

Iwill give brainliest if you answer right : )

The momentum of a man riding his bicycle downhill can be calculated. the bicycle and the man have a combined mass of 40 kg. the velocity of the bicycle is 10 m/s. calculate the momentum.