4. A 26.0-g arrow leaves a bowstring at a velocity of 46 m/s.
a. What is the change in momentum of the arrow?

Apassenger walks toward the rear of a moving train. describe her motion as seen from a reference point on the train. then describe it from a reference point on the ground

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

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.