Infrared & seismic waves (Edexcel GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the frequency range of infrasound?
What is the frequency range of infrasound?
Below 20 Hz
Which animals use infrasound to communicate over long distances?
Which animals use infrasound to communicate over long distances?
Elephants and whales
Which natural events produce infrasound?
Which natural events produce infrasound?
Volcanoes, avalanches, and earthquakes
What type of wave are P-waves?
What type of wave are P-waves?
Longitudinal waves
What type of wave are S-waves?
What type of wave are S-waves?
Transverse waves
Which seismic waves travel faster?
Which seismic waves travel faster?
P-waves
Which states of matter can P-waves travel through?
Which states of matter can P-waves travel through?
Solids and liquids
Why can't S-waves travel through Earth's core?
Why can't S-waves travel through Earth's core?
They can only travel through solids
What does the inability of S-waves to pass through the core tell scientists?
What does the inability of S-waves to pass through the core tell scientists?
Earth's outer core is liquid
What instrument detects seismic waves?
What instrument detects seismic waves?
Seismometers
What happens to seismic waves at boundaries between materials of different densities?
What happens to seismic waves at boundaries between materials of different densities?
Some are absorbed, others are refracted
What causes a 'kink' in a seismic wave's path?
What causes a 'kink' in a seismic wave's path?
A sudden change in material properties