Ultrasound (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What happens when ultrasound reaches a boundary between two media?
What happens when ultrasound reaches a boundary between two media?
It is partially reflected back
What property of ultrasound waves allows distance measurement?
What property of ultrasound waves allows distance measurement?
The speed of the waves is constant
How can ultrasound detect a crack in a metal block?
How can ultrasound detect a crack in a metal block?
Waves reflect earlier than the rest
Why is ultrasound used for scanning a human fetus?
Why is ultrasound used for scanning a human fetus?
It provides non-invasive imaging
What is the frequency range of infrasound?
What is the frequency range of infrasound?
Lower than 20Hz
What is another name for infrasound?
What is another name for infrasound?
Seismic waves
What type of wave are P waves and which media can they pass through?
What type of wave are P waves and which media can they pass through?
Longitudinal; solids and liquids
What type of wave are S waves and which media can they pass through?
What type of wave are S waves and which media can they pass through?
Transverse; solids only
Which seismic waves move slower?
Which seismic waves move slower?
S waves
What does detection of only P waves on Earth's opposite side to an earthquake suggest?
What does detection of only P waves on Earth's opposite side to an earthquake suggest?
The Earth's core is liquid
What is infrasound used to explore?
What is infrasound used to explore?
The Earth's core
What are two uses of sonar below a ship?
What are two uses of sonar below a ship?
Detect fish shoals and seabed depth