Convert a density of 0.0045kg/cm3 to kg/m3

Distinguish between a transverse wave and a longitudinal wave.

Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost