GAPS

Frequency and pitch

Gap-fill exercise

  

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

The number of oscillations per second is called the . It is measured in Hertz (). You hear high frequencies as high notes: musicians say that they have high . You hear low frequencies as low notes: They have a pitch.