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chap 5 vocab ;)
vocab words from chapter five
Question | Answer |
---|---|
electromagnetic radiation | a form of energy the exhibits wavelike behavior as it travels through space |
wavelengths | shortest distance between equilavent points on a continuous wave |
frequency | number of waves that pass through a given point per second |
amplitude | the wave's height from the origin to the crest |
electromagnetic spectrum | encompasses all forms of electromagnetic radiation |
quantum | minimum amount of energy that can be gained or lost by an atom |
planck's constant | has a value of 6.626*10^-34 |
photoelectric effect | electrons are emitted from a metal's surface when light of a certain frequency shines on the surface |
photon | particle of electromagnetic radiation with no mass that carries a quantum of energy |
atomic emission spectrum | the set of frequencies of the electromagnetic waves emitted by atoms of the element |