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Presentation transcript:

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69 On the chart below, __________ waves have the lowest wavelength. On the chart below, __________ waves have the highest frequency. Wavelength and frequency are __________ related. ______________ is lower in energy than microwaves. _________ is the symbol for wavelength. _________ is the symbol for frequency.

c=λv λ is wavelength v is frequency c= speed of light (3.00 x 108) If you have one you can find the other The wavelength of green light from a traffic signal is centered at 5.20 x 10-7 m. Calculate the frequency. Calculate the wavelength of light that has a frequency of 1.5 x 1015 Hz. Calculate the frequency of light that has a wavelength of 4.25 x 10-9m.

Calculate the energy of light that has a frequency of 1.5 x 1015 Hz. E=hv E is energy (J) h= Planck’s constant (6.626 x 10-34J•s) v= frequency Calculate the energy of light that has a frequency of 1.5 x 1015 Hz. Calculate the frequency of light that contains 9.95 x 10-19J of energy. Calculate the energy in gamma radiation having a frequency of 3.0 x 1012 Hz.

Calculate the wavelength of light that has a frequency of 1 Calculate the wavelength of light that has a frequency of 1.5 x 1015 Hz. Calculate the energy and frequency of light with a wavelength of 6.80 x 10-7 m.