Sound technology allows us to locate objects, make images, communicate over distance, and store information. One type of sound wave is echolocation. In the space below, describe what echolocation is, what echolocation is used for and what
type(s) of waves are reflected.

cells spend most of their time in interphase

the growth of the plants is affected by the heat of the light. what is the student doing?

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.