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8 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is the mathematical relationship between wavelength and frequency?
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λ f = c
λ = wavelength f = frequency c = speed of light (3E8) |
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what is the size of the unit Angstrom?
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1E-10
Nanometer? |
1E-9
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What is the wavelength of a photon with a frequency of 657 Hz?
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4.6 E5
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What ingenious experiment did Thomas Young perform to show the duality of wave/particle motion?
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Dual split experiment showing wave cancellation of particles, even down to one particle at a time! but cancels when observed!
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What is the Heisenbierg Uncertainty Principle?
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electron momentum and location are inversely known
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Give the summary of the 4 forces, their relative strength and what they govern?
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1. Strong, 1, nucleus, short range force
2. Electromagnetic, 10E-2 charges, like and opposite 3. Weak, 10E-13, radioactive decay 4. Gravitational, 10E-39, massive bodies |
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What is an AMU?
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It is atomic mass unit based on 1/12 of C12 weight
what is the energy equivalent of 1 amu? |
931 MeV
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What is mass defect?
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There is missing mass when you subtract the atomic mass of an atom from the sum total of its parts.
what accounts for the difference? |
The difference is the energy needed to bind that atom together
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