G. Write the merits and demerits of ultraviolet rays.

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

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