Energy, frequency and wavelength

Last updated: 17/01/2020
WJEC A-Level Chemistry Unit 1.2 – Basic ideas about atoms Energy, frequency and wavelength
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  1. Current
  2. Review
  3. Answered

  1. What does ‘h’ stand for?

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  2. What is the length of a wave travelling at 5 m/s with a frequency of 30 Hz?

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  3. What does ‘f’ stand for?

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  4. What is the frequency of a wave travelling at 4 m/s with a wavelength of 2 m?

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  5. What constant does ‘h’ stand for?

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  6. What does ‘Hz’ stand for?

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  7. What does ‘c’ stand for?

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  8. What does ‘λ’ stand for?

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  9. What is wavelength measured in?

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  10. What is wave speed measured in?

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  11. What does ‘J’ stand for?

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  12. What constant is used in the equation linking energy and frequency?

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  13. What does ‘m’ stand for?

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  14. What are the units for energy?

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  15. What does ‘m/s’ stand for?

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  16. What are the units for frequency?

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  17. How else can ‘m/s’ be written?

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  18. Which of the following is an equation used to find energy?

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  19. Which of the following is an equation used to find wavelength?

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  20. Which of the following is an equation used to find frequency?

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  21. Which of the following is an equation used to find frequency?

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  22. Which of the following is an equation used to find Planck’s constant?

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  23. Which of the following is an equation used to find wavelength?

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  24. What does ‘E’ stand for?

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  25. What is the speed of a wave with a frequency of 0.5 Hz and a wavelength of 50 m?

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