Waves - Revision Test

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amplitude, crest, metres, m/s, phase, ripple, trough, wavelength.

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1. A is the highest point on a wave.


2. The lowest point on a wave is called a .


3. One wavelength is the distance between point X and point .


4. The letter lambda, λ is short for the of a wave.


5. Frequency is measured in .


6. The units for speed are .


7. Wavelength is measured in .


8. The height of a wave, as shown, is called its .


9. A sound wave has a frequency of 100 Hz and a wavelength of 3.4 m.
Calculate its speed. Speed = m/s.


10. A water wave has a frequency of 4 Hz and a wavelength of 60 cm.
Calculate its speed. Speed = m/s.


11. A wave of length 25 m travels at 250 m/s.
Calculate its frequency. f = Hz.


12. State the value of 3860 Hz in kilohertz.
f = kHz.


13. A sound wave travelling at 340 m/s has a frequency of 170 Hz.
Calculate its wavelength. λ = m.


14. An 8 kHz wave travels at 500 m/s.
Calculate its wavelength. λ = m.


15. One wave passes a point in 0.02 s.
Calculate its frequency. f = Hz.


16. The period of a wave on a rope is 0.8 s.
Calculate its frequency. f = Hz.


17. A wave travels 46 m in 8 s..
Calculate its speed. Speed = m/s.


18. A sound wave with a frequency of 640 Hz has a speed of 340 m/s.
Calculate the distance travelled in 2.5 s. Distance = m.


19. The speed of light waves travelling through air is about x 10⁸ m/s.


20. A 30 Hz wave travels 60 m in a time of 5 s.
Calculate its wavelength. λ = m.