Mars is 7.83 x 100 m from planet earth. The planet Earth is 5.98 x 102 kg while Mars has a mass of 6.42 x 10 kg. What is the gravitational attraction between the
two planets?

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.

Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?