ScienceAges 16-18

Wave speed, frequency & wavelength

Use the wave equation (v = fλ) to calculate wave speed from frequency and wavelength. Review suitability for your learners before teaching.

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Age band:Ages 13-15 Ages 16-18

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Worksheet StudioPractice pack · Ages 16-18

Wave speed, frequency & wavelength

Take your time. Show your thinking.

1. A wave has frequency 29 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 29 Hz
2. A wave has frequency 21 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
λ = 15 m · f = 21 Hz
3. A wave has frequency 25 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 25 Hz
4. A wave has frequency 21 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 21 Hz
5. A wave has frequency 2 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 2 Hz
6. A wave has frequency 29 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 29 Hz
7. A wave has frequency 12 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 12 Hz
8. A wave has frequency 27 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 27 Hz
9. A wave has frequency 17 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
λ = 5 m · f = 17 Hz
10. A wave has frequency 35 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 35 Hz
11. A wave has frequency 38 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 38 Hz
12. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
λ = 7 m · f = 30 Hz

12 questions · Seed 46 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 16-18

Wave speed, frequency & wavelength

Answers and reasoning. Review before teaching.

1. A wave has frequency 29 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
116 m/s
Wave speed v = f × λ = 29 × 4 = 116 m/s.
2. A wave has frequency 21 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
315 m/s
Wave speed v = f × λ = 21 × 15 = 315 m/s.
3. A wave has frequency 25 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
150 m/s
Wave speed v = f × λ = 25 × 6 = 150 m/s.
4. A wave has frequency 21 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
210 m/s
Wave speed v = f × λ = 21 × 10 = 210 m/s.
5. A wave has frequency 2 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
22 m/s
Wave speed v = f × λ = 2 × 11 = 22 m/s.
6. A wave has frequency 29 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
261 m/s
Wave speed v = f × λ = 29 × 9 = 261 m/s.
7. A wave has frequency 12 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
144 m/s
Wave speed v = f × λ = 12 × 12 = 144 m/s.
8. A wave has frequency 27 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
297 m/s
Wave speed v = f × λ = 27 × 11 = 297 m/s.
9. A wave has frequency 17 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
85 m/s
Wave speed v = f × λ = 17 × 5 = 85 m/s.
10. A wave has frequency 35 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
350 m/s
Wave speed v = f × λ = 35 × 10 = 350 m/s.
11. A wave has frequency 38 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
76 m/s
Wave speed v = f × λ = 38 × 2 = 76 m/s.
12. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
210 m/s
Wave speed v = f × λ = 30 × 7 = 210 m/s.

12 questions · Seed 46 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 16-18

Wave speed, frequency & wavelength

Take your time. Show your thinking.

1. A wave has frequency 29 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 29 Hz
2. A wave has frequency 21 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
λ = 15 m · f = 21 Hz
3. A wave has frequency 25 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 25 Hz
4. A wave has frequency 21 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 21 Hz
5. A wave has frequency 2 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 2 Hz
6. A wave has frequency 29 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 29 Hz
7. A wave has frequency 12 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 12 Hz
8. A wave has frequency 27 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 27 Hz
9. A wave has frequency 17 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
λ = 5 m · f = 17 Hz
10. A wave has frequency 35 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 35 Hz
11. A wave has frequency 38 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 38 Hz
12. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
λ = 7 m · f = 30 Hz

12 questions · Seed 46 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 16-18

Wave speed, frequency & wavelength

Answers and reasoning. Review before teaching.

1. A wave has frequency 29 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
116 m/s
Wave speed v = f × λ = 29 × 4 = 116 m/s.
2. A wave has frequency 21 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
315 m/s
Wave speed v = f × λ = 21 × 15 = 315 m/s.
3. A wave has frequency 25 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
150 m/s
Wave speed v = f × λ = 25 × 6 = 150 m/s.
4. A wave has frequency 21 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
210 m/s
Wave speed v = f × λ = 21 × 10 = 210 m/s.
5. A wave has frequency 2 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
22 m/s
Wave speed v = f × λ = 2 × 11 = 22 m/s.
6. A wave has frequency 29 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
261 m/s
Wave speed v = f × λ = 29 × 9 = 261 m/s.
7. A wave has frequency 12 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
144 m/s
Wave speed v = f × λ = 12 × 12 = 144 m/s.
8. A wave has frequency 27 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
297 m/s
Wave speed v = f × λ = 27 × 11 = 297 m/s.
9. A wave has frequency 17 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
85 m/s
Wave speed v = f × λ = 17 × 5 = 85 m/s.
10. A wave has frequency 35 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
350 m/s
Wave speed v = f × λ = 35 × 10 = 350 m/s.
11. A wave has frequency 38 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
76 m/s
Wave speed v = f × λ = 38 × 2 = 76 m/s.
12. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
210 m/s
Wave speed v = f × λ = 30 × 7 = 210 m/s.

12 questions · Seed 46 · Age guidance, not curriculum certification