Waves in Air, Fluids & Solids (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What formula calculates wave speed using distance and time?
What formula calculates wave speed using distance and time?
What formula uses frequency and wavelength to find wave speed?
What formula uses frequency and wavelength to find wave speed?
In the echo method, why must you double the distance to the wall?
In the echo method, why must you double the distance to the wall?
Sound travels there and back
A student claps 480m from a wall and hears echo after 3s. What is sound speed?
A student claps 480m from a wall and hears echo after 3s. What is sound speed?
320 m/s
What equipment is needed for the microphone method of measuring sound speed?
What equipment is needed for the microphone method of measuring sound speed?
Two microphones and oscilloscope
In the microphone method, what does the distance between microphones equal?
In the microphone method, what does the distance between microphones equal?
One wavelength
What is the purpose of the strobe light in a ripple tank?
What is the purpose of the strobe light in a ripple tank?
To 'freeze' the wave pattern
A ripple tank paddle vibrates at 4Hz creating 8cm wavelength ripples. Find wave speed.
A ripple tank paddle vibrates at 4Hz creating 8cm wavelength ripples. Find wave speed.
0.32 m/s
A clap 200m from a wall returns after 1.2s. What is the speed of sound?
A clap 200m from a wall returns after 1.2s. What is the speed of sound?
333 m/s
Microphones are 35cm apart at one wavelength. Frequency is 1000Hz. Find speed.
Microphones are 35cm apart at one wavelength. Frequency is 1000Hz. Find speed.
350 m/s
Why should measurements be repeated several times in wave speed experiments?
Why should measurements be repeated several times in wave speed experiments?
To reduce random errors
What distance do you measure in a ripple tank to find wavelength?
What distance do you measure in a ripple tank to find wavelength?
Between wave crests