Exam1 - Flashcards2

Exam1 - Flashcards2 - Molecules Consist of two or more...

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Wavelength Light
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An electromagnetic wave that also comes in individual pieces called photons. The distance between adjacent crests.
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Amplitude Frequency
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The number of crests that pass through a point each second. Measured in hertz. Half the difference in height between a crest and a trough.
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Hertz Photons
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Particles of light. Cycles per second.
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Atomic Number Atomic Mass Number
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Number of protons and neutrons. Number of protons in the nucleus or the number of electrons for neutral atoms.
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Isotope
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Unformatted text preview: Molecules Consist of two or more atoms. Same number of protons, but different number of neutrons. Emission Absorption When you place your hand near a lit bulb, the energy warms your hand. When you turn on a lamp, electric current heats the filament of the bulb, producing light. Transmission Reflection Light bounces off matter in the same general direction. Allow light to pass through (i.e. glass or air). Scattering Light bounces off matter randomly....
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Exam1 - Flashcards2 - Molecules Consist of two or more...

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