Light is produced by which fundamental force? strong nuclear
electromagnetic
weak nuclear
gravitational

Acharge of 8.4x10^-4 c moves at an angle of 35 degrees to a magnetic field that has a field strength of 6.7x10^-3 t. if the magnetic force is 3.5 x10 ^-2 n, how fast is the charge moving?

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply