Sound, Light,and Electricity Crossword

is created when a source of energy causes a vibration to travel through a medium(WATER,AIR,SOIL,ETC.)
The highest point of a wave
The lowest point of a wave
A wave that travels along a surface separating two types of media
A particle representing a quantum of light or other electromagnetic radiation
One of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity
The range of wavelengths or frequencies over which electromagnetic radiation extends
The angle that an incident line or ray makes with a perpendicular to the surface at the point of incidence
The angle made by a reflected ray with a perpendicular to the reflecting surface
Possesses at least one surface that curves inwards
Converging Lens
The angle of incidence beyond which rays of light passing through a denser medium to the surface of a less dense medium are no longer refracted but totally reflected
Matter that causes it to experience a force when placed on an electromagnetic field
The production of an electric or magnetic state by the proximity(without contact) of an electrified or magnetized body
A region around a charged particle or object within which a force would be exerted on other charged particles or objects
An electric current that reverses its definition many times a second at regular intervals, typically, used in power supplies
An Electric current flowing in one direction only
An electromotive force or potential difference expressed in volts
A voltaic pile