If you notice that two waves combine and a part of the resulting wave has less light intensity than either of the individual waves, you're observing a. destructive interference. b. polarization. c. constructive interference. d. diffraction.

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.