What does this schematic represent?

a capacitor
PNP transistor
a resistor
an NPN transistor

What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided

This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these