465 Words2 Pages

LIGHT WORKSHEET, WAVELENGTH, FREQUENCY AND ENERGY
Name___________________________ Date___________________ Period_______
Useful Information You May Need:
Red 700 650 nm ______________1. Which has the greater blue or indigo light? (blue)
Orange 649 580 nm
Yellow 579 575 nm
Green 574 490 nm ______________2. Which has the greater red or yellow light? (yellow)
Blue 489 455 nm
Indigo 454 425 nm ______________3. Which has the greater energy, a photon of yellow
Violet 424 400 nm light or a photon of green light? (green)
______________4. Which has the longer wavelength, light with a frequency of 7.32 X 1014 Hz or light with a frequency of 6.0 X 1014 Hz? (6.0 X 1014 Hz; it has lower frequency; wavelength and frequency*…show more content…*

A certain red light has a wavelength of 725 nm and another red light has a frequency of 4.28 X 1014 /sec. Which would have higher energy per photon? (4.28 X 1014/sec; it is shorter) ______________8. Find the color of light whose frequency is 5.21 X 1014 cycles/sec.*…show more content…*

What is the frequency of light if its wavelength is 5.4 X 10-5CM? (5.6 X 1014 Hz) ______________10. Which would have the higher frequency, light of wavelength of 521 nm or light with a wavelength of 605 nm? (521 nm) ______________11. Which would have the longer wavelength, light with a frequency of 4.5 X 1014 Hz or light with a frequency of 6.19 X 1014 Hz? (4.5 X 1014 Hz) ______________12. Find the frequency of light if its wavelength is 7.3 X 105 5 picometers. (4.1 X 1014 Hz) ______________13. Find the wavelength in centimeters of light whose frequency is 7.00 X 1016 Hz. (4.29 X 10-7 cm) _______________14. Is the light in # 13 visible? How do you know? (no, 4.29 nm is too short) _______________15. How many Joules of energy are there in one photon of yellow light whose wavelength is 630 nm? (3.16 X 10-19 J) _______________16. Find the color of light whose photon has 4.75 X 10-19 J of energy. (violet) ________________17. Which would have the longer wavelength, a photon with energy of 4.59 X 10-19 J or a photon with energy of 3.01 X 10-19 J? (3.01 X 10-19 J; less energy means longer

A certain red light has a wavelength of 725 nm and another red light has a frequency of 4.28 X 1014 /sec. Which would have higher energy per photon? (4.28 X 1014/sec; it is shorter) ______________8. Find the color of light whose frequency is 5.21 X 1014 cycles/sec.

What is the frequency of light if its wavelength is 5.4 X 10-5CM? (5.6 X 1014 Hz) ______________10. Which would have the higher frequency, light of wavelength of 521 nm or light with a wavelength of 605 nm? (521 nm) ______________11. Which would have the longer wavelength, light with a frequency of 4.5 X 1014 Hz or light with a frequency of 6.19 X 1014 Hz? (4.5 X 1014 Hz) ______________12. Find the frequency of light if its wavelength is 7.3 X 105 5 picometers. (4.1 X 1014 Hz) ______________13. Find the wavelength in centimeters of light whose frequency is 7.00 X 1016 Hz. (4.29 X 10-7 cm) _______________14. Is the light in # 13 visible? How do you know? (no, 4.29 nm is too short) _______________15. How many Joules of energy are there in one photon of yellow light whose wavelength is 630 nm? (3.16 X 10-19 J) _______________16. Find the color of light whose photon has 4.75 X 10-19 J of energy. (violet) ________________17. Which would have the longer wavelength, a photon with energy of 4.59 X 10-19 J or a photon with energy of 3.01 X 10-19 J? (3.01 X 10-19 J; less energy means longer

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