WorksheetsEM Spectrum and Calculations Lesson Check
Total questions: 10
Worksheet time: 15mins
What is the frequency of a photon that has a wavelength of 850 m?
3.53 x 105 Hz
3.5 x 105 Hz
3.5 x 105 J
2.8 x 10-6 Hz
What is the frequency of a photon that has 3.00 x 10-12 Joules of energy?
4.52 x 1021 Hz
4.53 x 1021 2
4.53 x 10-47 Hz
4.5 x 1021 Hz
Find the energy of a photon with a wavelength of 710. nm
2.8 x 10-19 J
2.80 x 10-28 J
2.80 x 10-19 J
2.8 x 10-28 J
The frequency of light is 7.14 x 1014 Hz. What is the wavelength?
4.20 x 10-7 nm
4.20 x 10-7 m
4.20 x 1021 m
4.20 x 1021 nm
What is the frequency of ultraviolet light with a wavelength of 1.24 x 10-7 m?
2.42 x 1015 Hz
8.22 x 10-34 Hz
3.00 x 108 Hz
1.04 x 1013 Hz
A common infrared laser operates at 1.06 x 103 nm. What is the energy of a photon with this wavelength?
7.02 x 10-40 J
6.25 x 10-28 J
3.54 x 10-15 J
1.88 x 10-19 J
What happens if we increase frequency?
Wavelength gets shorter and energy increases.
Both energy and wavelength and energy increase.
Wavelength gets longer and energy decreases.
Frequency does not affect energy or wavelength.
