Vibrations and Sound (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What property of a sound wave determines its loudness?
What property of a sound wave determines its loudness?
Amplitude
What happens to the pitch of a sound when its frequency increases?
What happens to the pitch of a sound when its frequency increases?
Pitch increases
What is the range of human audibility in Hz?
What is the range of human audibility in Hz?
to
What are frequencies above called?
What are frequencies above called?
Ultrasonic
Up to what frequency can some animals like dogs and bats hear?
Up to what frequency can some animals like dogs and bats hear?
About
How does diagnostic ultrasound produce images of the body?
How does diagnostic ultrasound produce images of the body?
Sends waves and detects echoes
What can Doppler ultrasound measure in the body?
What can Doppler ultrasound measure in the body?
Velocity of blood flow
Which two properties make ultrasound safe for pregnancy monitoring?
Which two properties make ultrasound safe for pregnancy monitoring?
Non-invasive and non-ionising
What industrial use involves checking for cracks in welded materials?
What industrial use involves checking for cracks in welded materials?
Non-destructive testing
What do ultrasonic cleaners create to help clean surfaces?
What do ultrasonic cleaners create to help clean surfaces?
Cavitation bubbles
What happens to the upper frequency limit of human hearing with age?
What happens to the upper frequency limit of human hearing with age?
It decreases
What does a larger amplitude in a sound wave indicate?
What does a larger amplitude in a sound wave indicate?
More energy per second