K.E = 1/2*m*v^2 = 1/2(500)(3)^2 = 2250 J
m*g*h = 500(9.8)(30) = 147000 J
2250 + 147000 = 149250
The same as that of the aircraft that he /she is in. If flying level, it would be zero.
Answer:
b) loses electrons and loses potential energy
B
Explanation: