A light bulb. The input energy is 10 Joules. The useful output energy is light 4 Joules and
the wasted energy is heat 6 Joules.

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line