Study the images above. Choose all of the statements below that are true regarding wave energy.

Letter J identifies the wavelength of the wave.
If letter J was longer, the wave would have more energy.
Letter G represents the frequency of the wave.
If letter G was longer, the wave would have more energy.
Radio waves have the most energy of electromagnetic waves.
The wavelength of a microwave is larger than that of an x-ray.

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.