The speed of a wave is determined by multiplying the of the wave by its wavelength. In a vacuum all electromagnetic radiation travels at a constant speed, the speed of .

chemists can use the electron cloud model to assign electrons to different atomic orbitals. atomic orbitals also explain the patterns in the periodic table

explanation:

d.) circle motion requires a force to give it a centripetal acceleration.

let that person have a turn to speak : )

b) nuclear ive learned that in a pedtrodic table