orginized vibrations of particles

ex. we hear music because the speakers vibrate the air which our ears perseaver

random vibirations of particles in an object or substance!

more vibirations=higher tempatures

ex. water moleculess move fasteri nhot tea then they do in ice tea

they movement of electrons

ex. the flow of the current through a flash light.  the movement of lighting from a cloud to ground

light and other tyoes of invisible waves

ex. uv and trays