31. Three resistors are connected in series. They are labeled as 31 ,6 {2, and 2 (1. What is their equivalent resistance? 32. Inthe circuit at right, what is the current through the ohm resistor? 33. Of the circuits below which of them are parallel circuits? Left Middle Right Which have only one path for current to flow? Left Middle Right L 3 42 &v 34. Match key terms you should know with their basic meanings Number of oscillations per second; Measured in hertz Period The distance between two identical points in a series of oscillations Frequency The height or depth of a transverse wave; Is evidence of wave energy = Wavelength Time required for a single cycle to occur; Seconds per cycle Amplitude 35. Which of the following was the only variable that affected a pendulum's swing? ( amplitude the string was pulled away from center ) (mass of the object swinging) (length of the string used)