Question

6. When an atom has an electron removed, then the charges a. unchanged b. negative c. positive d. Trick question - it is impossible to remove an electron from an atom Explain your reasoning. 1. If you increase the tension of a string or rope, the velocity of the wave in the string or rope a. increases b. decreases c. stays the same Explain your reasoning. For the problems, you must start with a standard physics formula from the equation sheet provided. All work must be shown for partial credit. 1. (8 points) On a day when the speed of sound in air is 340 m/s, what will be the wavelength of sound of frequency 227 Hz? Which is bigger, your value of wavelength or the height of the average male of 1.75 meters?

Answer 1

an electron from atom, a posihue cherge oillinduud on atom because of ate lefreieny of e", On remou Optron VNT Sincu V on increasin Tenstou, velocity ill also inercat "כ-< ophon .49 m 175m 340 227