An ice skater slides in a straight line across the ice. as she passes a certain point, her velocity is 24 km/hr. two seconds
later it is 13 km/hr. what is the acceleration of the skater?

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.

Explain why electric current cannot exist if a current doesn't have a voltage source.

The energy equivalent of the rest mass of an electron is