Forces f1 (east) and f2 are simultaneously applied to a 3.0kg mass. when f2 is east, a=5.0m/s² east and when f2 is west a=1.0m/s² east. determine the magnitude of f1 and f2.

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

Un jugador de beisbol batea un foul recto en el aire.la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher

Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.