If 3,600 j of work is done in 3.0 s, what is the power? a 0.00083 w b 1,200 w c 3,600 w d 11,000 w

Which is not a source of noise pollution? a)airplanes b)acid rain c)machines d)cars

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.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.