Exploring Structure Using Waves (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
📚Flashcards
Practise the cards
12 cards from this deck
ShowHide
Practise the cards
12 cards from this deck
What does echo sounding do?
What does echo sounding do?
Maps ocean floor by timing sound waves bouncing off seabed
Medical use of ultrasound
Medical use of ultrasound
View internal body structures like organs or developing baby
Ultrasound crack detection application
Ultrasound crack detection application
Find cracks in rail tracks
Purpose of reflection seismology
Purpose of reflection seismology
Locate oil and gas underground using seismic wave reflections
How earthquake waves are used
How earthquake waves are used
Study Earth's internal structure
Reflection of sound waves
Reflection of sound waves
Sound waves bounce off surfaces, revealing structures
Absorption of sound waves
Absorption of sound waves
Materials absorb sound, affecting how much returns
Transmission of sound waves
Transmission of sound waves
Sound travels through materials at different speeds
Speed of sound: solids vs liquids
Speed of sound: solids vs liquids
Sound travels faster in solids than in liquids
Speed of sound: liquids vs gases
Speed of sound: liquids vs gases
Sound travels faster in liquids than in gases
How hidden structures are identified
How hidden structures are identified
Analyse reflected sound and speed of waves
What echo sounding measures
What echo sounding measures
Time for sound waves to return after bouncing off seabed