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WJEC GCSE Science Double Award Waves (Unit 3) overview quiz quiz

14questions. Pick an answer and you'll see why right away.

  1. In a transverse wave, how do the vibrations relate to the direction of travel?

  2. Which is an example of a longitudinal wave?

  3. What does the wave equation v = f x lambda link?

  4. A wave has a frequency of 20 Hz and a wavelength of 5 m. What is its speed?

  5. What does the law of reflection state?

  6. Which way does light bend when it passes from air into glass?

  7. When a wave refracts, which quantity stays the same?

  8. For total internal reflection to occur, the angle of incidence must be:

  9. Total internal reflection is used in which of these?

  10. Which lists the electromagnetic spectrum in order of increasing frequency?

  11. All electromagnetic waves travel at the same speed in a vacuum. What is this speed?

  12. Which electromagnetic wave is commonly used for cooking food?

  13. Why are X-rays and gamma rays dangerous?

  14. Which type of surface is the best absorber and emitter of infrared radiation?