Light can travel through free space as it is electromagnetic waves that don’t need a medium to travel through, Light waves are considered as electromagnetic waves because light waves can propagate through a vacuum,...
Converting the mass (m) into energy (E) is related to the Einstein relation (E = mc²) which is the scientific base of the nuclear bomb where it was found that the fission of the...
Light is an essential form of energy , The Sun is the most important source of light energy , It is the main natural source , It gives us heat & light , where...
