EM wave = mass m
mass m is changig density and capascity

each new EM wave = new mass in the universe !!!

we need mass m to balance below situation

http://youtu.be/6GELt9pksxQ
http://youtu.be/cSsTWRt0VBA

How heavy is Each wave fom SUN ( star )

Joul and kilograms ? we can repeat similar experiments and preapare equation 1 joul = x* kg