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the distance between identical points on successive waves


the vertical distance from the midline of a wave to the peak or trough


the number of waves that pass through a particular point in 1 second

electromagnetic radiation

the emission and transmission of energy in the form of electromagnetic waves


the smallest quantity of energy that can be emitted in the form of electromagnetic radiation

photoelectric effect

the movement of electrons as a result of light

particle nature

this nature is discontinuous

wave nature

this nature is continuous

continuous spectrum

contains all wavelengths of visible light; the colors mesh with the next color

line spectrum

spectrum of an atom is discontinuous; this one contains only specific wavelengths of visible light that are characteristics of the species producing them

Heisenberg Uncertainty Principle

It is impossible to determine accurately both the momentum and the position of an electron simultaneously.
Electrons are not in orbit around the nucleus in the true sense of the word.
Electrons only have a probability of being located within a specified region of space.

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