Observe how light rays change as they pass through the objective lens and the eyepiece lens. State the phenomenon taking place in both lenses.​

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.

Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude

An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?