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alicia325

TermDefinition
vibrations a back-and-forth movement of matter
pich how high or low a sound is
volume the loudest of sound
frequency the number of vibrations per second
opaque not allowing light to pass thought
refraction the bending of light moves from one material to another
transparent allowing only some light to pass thought
reflection the bouncing of heat or light off an object
concave lens a lens that is thicker at the edges than it is at the center
convex lens a lens that is thicker at the center than it is st the edges
Created by: alicia325