1. Other terms related to a periodic wave
Cycle: Movement from one point and back to the same point.

2. Other terms related to a periodic wave
Frequency (f): Number of complete cycles in one second.
Unit: Cycles per second (cps) OR
Hertz (Hz)
Time period (T): Time taken to complete one full cycle.
Unit: Seconds (s), Milliseconds (ms), etc.

3. What is the frequency of this wave
What is the frequency of this wave? What is the time period of this wave?

4. What is the frequency of this wave
What is the frequency of this wave? What is the time period of this wave?

5. What is the frequency of this wave
What is the frequency of this wave? What is the time period of this wave?

6. What is the frequency of this wave
What is the frequency of this wave? What is the time period of this wave?

7. What is the time period of a wave with a frequency of 0.1 Hz?
What is the frequency of a wave with a time period of 1 s?

8. Wavelength
Distance between a point in one cycle and the identical point on the next consecutive cycle.
Frequency and wavelength related.
Wavelength (λ) = Speed of sound (c)/Frequency (f)
Speed of sound in air: 344 m/s or cm/s

9. What is the wavelength of a sound with a frequency of 10 Hz?
What is the frequency of a sound with a wavelength of 34 m?

10. 100 Hz
250 Hz
500 Hz
1000 Hz
2000 Hz
4000 Hz
8000 Hz