Photon Production
	Bremsstrahlung X-Ray Production
	K X-Ray Production
Relativity and Time Dilation
	Galilean Relativity: Clocks and Trains ala Station
	Galilean Relativity: Clocks and Trains ala Train
	Special Relativity: Clocks and Trains ala Station,
	Special Relativity: Clocks and Trains ala Train,
	Special Relativity: Clocks and Trains With Length Contraction ala Station,
	Special Relativity: Clocks and Trains With Length Contraction ala Train,