Electromagnetic waves Flashcards
1
Q
Visible light
A
Electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye
2
Q
Photon
A
A quantum (Energy packet) of light
3
Q
ionising radiation
A
Electromagnetic waves that have enough energy to break chemical bonds and form ions
4
Q
Electromagnetic wave
A
A wave that propagates when an electric field oscillating in one plane produces a magnetic field oscillating in a plane at right angles to it