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What are sound waves caused by?
By vibration in a medium/ matter
What happens when a guitar string is plucked?
String vibrates back and forth.
What happens when the string pushes and pulls on air molecules around it?
causes air molecules to vibrate.
What does a longitudinal wave cause?
Causes matter to compress and expand in the direction the wave is moving.
What do sound waves travel the fastest through?
solids
Why do sound waves travel faster in solids?
Particles are closer together, so travels more quickly.
What is it when you feel seismic waves traveling through Earths crust?
Earthquake
What happens when tectonic plates move?
Cause rock in Earth's crust to vibrates.
What is the two types of seismic waves?
Body waves and surface waves.
Are body waves faster or slower?
Faster
How do body waves travel?
Travel through Earth's interior.
How do surface waves travel?
Travel only through Earth's crust/ surface of Earth.
What are the two types of surface waves?
Love waves and Raylegh waves.
What are the two types of body waves?
P- waves and s- waves.
What are p-waves?
pressure waves
What do love waves cause?
cause rock to move left and right.
