When something moves back and forth, up and down, or side to side we say it vibrates. A vibration is a wiggle. When this wiggle moves through space and.
Physics. The only thing we really see is light. Light has been studied for thousands of years. Ancient Greeks though light was a particle that entered.
Physical Science Waves and Sound Lincoln High School Mr. Lowery Earth Science 2007-2008 (slightly modified for Integrated Science: Ms. Gall 2011)
