Force = mass*acceleration.
Therefore, a force has a magnitude and direction.
Explanation:
The relative velocity is the velocity of the athlete relative to the ground plus the velocity of the javelin relative to the athlete.
v = 4.2 m/s + 10.3 m/s
v = 14.5 m/s
Answer:
earth
sorry I need points but I don’t know the answer again I’m really sorry
I think it’s cause no change i think