What would you include in a free body diagram for a bicycle going uphill

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as

In a system, when potential energy decreases, then entropy also decreases. true false