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 4 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 4 Hz
2. A wave has frequency 40 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
λ = 3 m · f = 40 Hz
3. A wave has frequency 22 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
λ = 8 m · f = 22 Hz
4. A wave has frequency 19 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 19 Hz
5. A wave has frequency 3 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 3 Hz
6. A wave has frequency 37 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 37 Hz
7. A wave has frequency 39 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 39 Hz
8. A wave has frequency 32 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 32 Hz
9. A wave has frequency 26 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
λ = 3 m · f = 26 Hz
10. A wave has frequency 19 Hz and wavelength 13 m. Use v = fλ to calculate its wave speed.
λ = 13 m · f = 19 Hz
11. A wave has frequency 16 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 16 Hz
12. A wave has frequency 33 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 33 Hz

12 questions · Seed 51 · 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 4 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
36 m/s
Wave speed v = f × λ = 4 × 9 = 36 m/s.
2. A wave has frequency 40 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
120 m/s
Wave speed v = f × λ = 40 × 3 = 120 m/s.
3. A wave has frequency 22 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
176 m/s
Wave speed v = f × λ = 22 × 8 = 176 m/s.
4. A wave has frequency 19 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
76 m/s
Wave speed v = f × λ = 19 × 4 = 76 m/s.
5. A wave has frequency 3 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
36 m/s
Wave speed v = f × λ = 3 × 12 = 36 m/s.
6. A wave has frequency 37 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
222 m/s
Wave speed v = f × λ = 37 × 6 = 222 m/s.
7. A wave has frequency 39 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
156 m/s
Wave speed v = f × λ = 39 × 4 = 156 m/s.
8. A wave has frequency 32 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
192 m/s
Wave speed v = f × λ = 32 × 6 = 192 m/s.
9. A wave has frequency 26 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
78 m/s
Wave speed v = f × λ = 26 × 3 = 78 m/s.
10. A wave has frequency 19 Hz and wavelength 13 m. Use v = fλ to calculate its wave speed.
247 m/s
Wave speed v = f × λ = 19 × 13 = 247 m/s.
11. A wave has frequency 16 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
176 m/s
Wave speed v = f × λ = 16 × 11 = 176 m/s.
12. A wave has frequency 33 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
330 m/s
Wave speed v = f × λ = 33 × 10 = 330 m/s.

12 questions · Seed 51 · 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 4 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
λ = 9 m · f = 4 Hz
2. A wave has frequency 40 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
λ = 3 m · f = 40 Hz
3. A wave has frequency 22 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
λ = 8 m · f = 22 Hz
4. A wave has frequency 19 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 19 Hz
5. A wave has frequency 3 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
λ = 12 m · f = 3 Hz
6. A wave has frequency 37 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 37 Hz
7. A wave has frequency 39 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
λ = 4 m · f = 39 Hz
8. A wave has frequency 32 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
λ = 6 m · f = 32 Hz
9. A wave has frequency 26 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
λ = 3 m · f = 26 Hz
10. A wave has frequency 19 Hz and wavelength 13 m. Use v = fλ to calculate its wave speed.
λ = 13 m · f = 19 Hz
11. A wave has frequency 16 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
λ = 11 m · f = 16 Hz
12. A wave has frequency 33 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
λ = 10 m · f = 33 Hz

12 questions · Seed 51 · 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 4 Hz and wavelength 9 m. Use v = fλ to calculate its wave speed.
36 m/s
Wave speed v = f × λ = 4 × 9 = 36 m/s.
2. A wave has frequency 40 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
120 m/s
Wave speed v = f × λ = 40 × 3 = 120 m/s.
3. A wave has frequency 22 Hz and wavelength 8 m. Use v = fλ to calculate its wave speed.
176 m/s
Wave speed v = f × λ = 22 × 8 = 176 m/s.
4. A wave has frequency 19 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
76 m/s
Wave speed v = f × λ = 19 × 4 = 76 m/s.
5. A wave has frequency 3 Hz and wavelength 12 m. Use v = fλ to calculate its wave speed.
36 m/s
Wave speed v = f × λ = 3 × 12 = 36 m/s.
6. A wave has frequency 37 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
222 m/s
Wave speed v = f × λ = 37 × 6 = 222 m/s.
7. A wave has frequency 39 Hz and wavelength 4 m. Use v = fλ to calculate its wave speed.
156 m/s
Wave speed v = f × λ = 39 × 4 = 156 m/s.
8. A wave has frequency 32 Hz and wavelength 6 m. Use v = fλ to calculate its wave speed.
192 m/s
Wave speed v = f × λ = 32 × 6 = 192 m/s.
9. A wave has frequency 26 Hz and wavelength 3 m. Use v = fλ to calculate its wave speed.
78 m/s
Wave speed v = f × λ = 26 × 3 = 78 m/s.
10. A wave has frequency 19 Hz and wavelength 13 m. Use v = fλ to calculate its wave speed.
247 m/s
Wave speed v = f × λ = 19 × 13 = 247 m/s.
11. A wave has frequency 16 Hz and wavelength 11 m. Use v = fλ to calculate its wave speed.
176 m/s
Wave speed v = f × λ = 16 × 11 = 176 m/s.
12. A wave has frequency 33 Hz and wavelength 10 m. Use v = fλ to calculate its wave speed.
330 m/s
Wave speed v = f × λ = 33 × 10 = 330 m/s.

12 questions · Seed 51 · Age guidance, not curriculum certification