Calculate the time ttt for the pencil to hit the ground, assuming that it falls from standing perfectly vertical and maintains this angular acceleration.

Can somebody explain to me how newton's 3rd law relates to momentum? ~ap physics 1

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.