Ultrasound in Medical & Industrial Imaging (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the minimum frequency of ultrasound waves?
What is the minimum frequency of ultrasound waves?
Above Hz
Why can't ultrasound be heard by the human ear?
Why can't ultrasound be heard by the human ear?
Frequency is above Hz
What are echoes?
What are echoes?
Reflections of sound
What happens when ultrasound reaches a tissue boundary in the body?
What happens when ultrasound reaches a tissue boundary in the body?
Some of the wave is reflected back
What is measured to determine tissue depth in medical ultrasound imaging?
What is measured to determine tissue depth in medical ultrasound imaging?
Time for reflection
What is a common application of ultrasound imaging?
What is a common application of ultrasound imaging?
Pre-natal imaging of a foetus
Why is ultrasound safer than X-rays for imaging a foetus?
Why is ultrasound safer than X-rays for imaging a foetus?
Sound waves are non-ionising
What can ultrasound be used for in industrial applications?
What can ultrasound be used for in industrial applications?
Finding inner structure of materials
What indicates a fault in a material during industrial ultrasound testing?
What indicates a fault in a material during industrial ultrasound testing?
Reflection occurs sooner than expected
What does echo return time determine in industrial imaging?
What does echo return time determine in industrial imaging?
Position of the fault