D.) In order to calculate both of them, we must know the "FORCE" on the system.
Ok so the first thing you need to do is im not gonna help you
I belive its like 1200 mile per hour ive done he math for it
Answer:
3000 J
Explanation:
Kinetic energy is:
KE = ½ mv²
If m = 15 kg and v = -20 m/s:
KE = ½ (15 kg) (-20 m/s)²
KE = 3000 J
That is false
I hope this helps!
