1. Vocab #7
Mr. Addeo

2. Electromagnetic Spectrum
The range of wavelengths or frequencies over which electromagnetic radiation extends.

3. Electromagnetic Radiation
A kind of radiation including visible light, radio waves, gamma rays, and X-rays, in which electric and magnetic fields vary simultaneously.

4. The maximum value of upward displacement within a wave’s cycle.
Crest
The maximum value of upward displacement within a wave’s cycle.

5. The minimum value of downward displacement within a wave’s cycle.
Trough
The minimum value of downward displacement within a wave’s cycle.

6. Transferring of energy to the material it penetrates.
Absorption
Transferring of energy to the material it penetrates.