3. Light was thought either to consist of -waves (Huygens) or of -particles (Newton)
4.
5. However, Democritus, who was the original atomist – argued that all things in the universe, are composed of indivisible sub-components (Particles)Democritus
6.
7.
8. Holds that matter and light exhibit the behaviors of both waves and particles, depending upon the circumstances of the experiment.
9.
10. Under certain conditions, such as when we shine it through narrow slits and look at the result, it behaves as only a wave can. Under other conditions, such as when we shine it on a metal and examine the spray of electrons that comes off, light behaves as only particles can.
11.
12. Massive objects exhibit very small wavelengths, so small in fact that it's rather pointless to think of them in a wave form.