Two balls are placed near one another and hang down, as shown below. which conclusion is supported by this evidence? neither ball has a charge. the balls are both positively charged. one ball is positively charged, and the other is negatively charged. each ball has a charge, but the type of charge is unknown.

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

Abird sitting high in a tree is an example of what type of wnergy

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward