The gravitational attraction between two masses with mass of 2kg and 3 kg that are separated by a distance of 1 cm is

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

What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface