End of Topic Test - Waves

Test yourself on End of Topic Test - Waves

• In a sound wave, in which direction do the particles move?

• What is missing from the equation for wave frequency?

• The speed of a wave is 25 m/s and the wavelength is 0.10 m.
  
  What is the frequency of the wave?

• When a wave is reflected on a plane, the angle of incidence is which of the following?

• If the incident light is at the critical angle, what will the refracted light do?