Which events are the craters on the moon evidence of?.

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.

Emagnitude of the electrical force acting between a +2.4 ×  10–8  c charge and a +1.8 ×  10–6  c charge that are separated by 0.008 m is    n, rounded to the tenths place.

Which statement best explains why the overall charge on an atom is zero?