SPH3U: Sound Waves Homework
A speaker creates a steady sound wave, represented by a
Complete an illustration of the air particles and
coils” according to this graph.
For each diagram, decide whether it illustrates
the wave’s period or wavelength. Label this on each.
We increase the frequency of the sound the
speaker makes. Explain how the three diagrams will
A dust particle floats in the air in front of a speaker. The speaker is turned on and
produces a sound with a constant frequency and amplitude.
Describe the motion (including direction!) of the dust particle.