The difference between visible light and X rays is that ... - the amplitude of visible light is greater.
-the energy and frequency of X rays is greater.
-the speed of X rays is greater.
-they travel through a different medium.

The necleus of an atom is made up of what subatomic particles?

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.

Heterogeneous mixture with larger particles that never settle is