ScienceAges 13-15

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 13-15

Wave speed, frequency & wavelength

Take your time. Show your thinking.

1. A wave has frequency 16 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
λ = 5 m · f = 16 Hz
2. A wave has frequency 32 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
λ = 15 m · f = 32 Hz
3. A wave has frequency 39 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
λ = 8 m · f = 39 Hz
4. A wave has frequency 6 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 6 Hz
5. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
λ = 7 m · f = 30 Hz
6. A wave has frequency 3 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 3 Hz
7. A wave has frequency 22 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 22 Hz
8. A wave has frequency 16 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 16 Hz
9. A wave has frequency 24 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 24 Hz
10. A wave has frequency 21 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 21 Hz
11. A wave has frequency 27 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 27 Hz
12. A wave has frequency 2 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 2 Hz

12 questions · Seed 56 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

Wave speed, frequency & wavelength

Answers and reasoning. Review before teaching.

1. A wave has frequency 16 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
80 m/s
Wave speed v = f × λ = 16 × 5 = 80 m/s.
2. A wave has frequency 32 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
480 m/s
Wave speed v = f × λ = 32 × 15 = 480 m/s.
3. A wave has frequency 39 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
312 m/s
Wave speed v = f × λ = 39 × 8 = 312 m/s.
4. A wave has frequency 6 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
24 m/s
Wave speed v = f × λ = 6 × 4 = 24 m/s.
5. 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.
6. A wave has frequency 3 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
33 m/s
Wave speed v = f × λ = 3 × 11 = 33 m/s.
7. A wave has frequency 22 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
44 m/s
Wave speed v = f × λ = 22 × 2 = 44 m/s.
8. A wave has frequency 16 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
64 m/s
Wave speed v = f × λ = 16 × 4 = 64 m/s.
9. A wave has frequency 24 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
144 m/s
Wave speed v = f × λ = 24 × 6 = 144 m/s.
10. A wave has frequency 21 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
252 m/s
Wave speed v = f × λ = 21 × 12 = 252 m/s.
11. A wave has frequency 27 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
243 m/s
Wave speed v = f × λ = 27 × 9 = 243 m/s.
12. A wave has frequency 2 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
4 m/s
Wave speed v = f × λ = 2 × 2 = 4 m/s.

12 questions · Seed 56 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

Wave speed, frequency & wavelength

Take your time. Show your thinking.

1. A wave has frequency 16 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
λ = 5 m · f = 16 Hz
2. A wave has frequency 32 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
λ = 15 m · f = 32 Hz
3. A wave has frequency 39 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
λ = 8 m · f = 39 Hz
4. A wave has frequency 6 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 6 Hz
5. A wave has frequency 30 Hz and wavelength 7 m. Use v = fλ to calculate its wave speed.
λ = 7 m · f = 30 Hz
6. A wave has frequency 3 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 3 Hz
7. A wave has frequency 22 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 22 Hz
8. A wave has frequency 16 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 16 Hz
9. A wave has frequency 24 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 24 Hz
10. A wave has frequency 21 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 21 Hz
11. A wave has frequency 27 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 27 Hz
12. A wave has frequency 2 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
λ = 2 m · f = 2 Hz

12 questions · Seed 56 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

Wave speed, frequency & wavelength

Answers and reasoning. Review before teaching.

1. A wave has frequency 16 Hz and wavelength 5 m. Use v = fλ to calculate its wave speed.
80 m/s
Wave speed v = f × λ = 16 × 5 = 80 m/s.
2. A wave has frequency 32 Hz and wavelength 15 m. Use v = fλ to calculate its wave speed.
480 m/s
Wave speed v = f × λ = 32 × 15 = 480 m/s.
3. A wave has frequency 39 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
312 m/s
Wave speed v = f × λ = 39 × 8 = 312 m/s.
4. A wave has frequency 6 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
24 m/s
Wave speed v = f × λ = 6 × 4 = 24 m/s.
5. 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.
6. A wave has frequency 3 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
33 m/s
Wave speed v = f × λ = 3 × 11 = 33 m/s.
7. A wave has frequency 22 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
44 m/s
Wave speed v = f × λ = 22 × 2 = 44 m/s.
8. A wave has frequency 16 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
64 m/s
Wave speed v = f × λ = 16 × 4 = 64 m/s.
9. A wave has frequency 24 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
144 m/s
Wave speed v = f × λ = 24 × 6 = 144 m/s.
10. A wave has frequency 21 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
252 m/s
Wave speed v = f × λ = 21 × 12 = 252 m/s.
11. A wave has frequency 27 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
243 m/s
Wave speed v = f × λ = 27 × 9 = 243 m/s.
12. A wave has frequency 2 Hz and wavelength 2 m. Use v = fλ to calculate its wave speed.
4 m/s
Wave speed v = f × λ = 2 × 2 = 4 m/s.

12 questions · Seed 56 · Age guidance, not curriculum certification