Suppose we replace the electron beam with a proton beam. what proton energy is needed to achieve the same resolution as the electron beam in part a?

The metal wire in an incandescent lightbulb glows when the light is switched on and stops glowing when it is switched off. this simple process iswhich kind of a change? a. a physical changeb. a chemical changec. a nuclear changed. an ionic change

The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static

In which of the following is positive work done by a person on a suitcase