Wave equation (AQA GCSE Physics Combined Science): Quizzes

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Wave equation
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What is the wave equation formula?

v=fλv = f \lambda

What is the correct unit for wave speed?

m/s

What does frequency measure?

How many waves pass a point per second

What is wavelength?

Distance between identical points

What is the rearranged equation to find wavelength?

λ=vf\lambda = \frac{v}{f}

What is the rearranged equation to find frequency?

f=vλf = \frac{v}{\lambda}

Which types of waves does the wave equation work for?

All types of waves

What is the typical speed of sound waves in air?

340 m/s

What is the speed of light waves?

3×1083 \times 10^8 m/s

A sound wave has f=14,000f = 14,000 Hz and v=340v = 340 m/s. Find wavelength.

0.024 m

Water ripples have f=4f = 4 Hz and λ=5\lambda = 5 cm. Find wave speed.

0.2 m/s

What is the typical speed of seismic S-waves?

4000 m/s

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