Calculate the kinetic energy of an electron with a wavelength of3.0 pm and then calculate the kinetic energy of a photon of the same wavelength.

Protons and neutrons are found within the nucleus of an atom

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

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