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B. True-False. Circle ‘T’ or ‘F,’ as appropriate. T          F          18. Each element in the periodic...

B. True-False. Circle ‘T’ or ‘F,’ as appropriate.

T          F          18. Each element in the periodic table has a unique spectrum.

T          F          19. Ultraviolet light has higher frequencies than visible light.

T          F          20. Red light has shorter wavelengths than green light.

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T          F          18. Each element in the periodic table has a unique spectrum. True

T          F          19. Ultraviolet light has higher frequencies than visible light. True

T          F          20. Red light has shorter wavelengths than green light. False

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