wave changes direction as it pases from one medium to another; bending waves

disturbance that transfers energy from place to place

when one form of energy changes into another

movement of atoms in something that causes heat

occurs when incoming light energy is converted to heat in the object

reflected sound wave

push away by force

flow of electrical power or charge

complete path that an electric current travels along

energy stored in the nucleus of an atom

energy stored in bonds of atoms and molecules; released or absorbed during chemical reaction

material through which a wave travels

incoming light wave or sound wave bounces off the object at an equal but opposite angle; bouncing back of an object or wave

electricity that collects on the surface of something and does not flow as a current; can cause mild shock

energy that comes from electromagnetic radiation; this type of energy moves through waves

piece of material such as iron or steel that is able to attract certain materials

to draw in by physical force

two ends of any magnet - North and South

energy created by the physical movement of something