It is a guess or prediction of what may happen if you do something.
ex. I hypothesize that I will slip if i step on a banana peel.
PS A hypothesis is not always correct!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Assuming you know what your experiment is, your hypothesys, or what you predict will happen.
The other form of energy produced could be sound energy. As the light bulb operates, some of the electrical and thermal energy not converted into radiant energy could manifest as vibrations in the bulb's filament or other components, generating sound waves. This could lead to the presence of a humming or buzzing noise when the light bulb is turned on.