What is a wave? - A disturbance that transmits energy through matter or empty space, How is energy transferred through a medium? - By vibrating particles., Which type of wave requires a medium? - Longitudinal waves, What do mechanical waves require to travel? - a medium, What makes a wave a transverse wave? - the particles vibrate perpendicularly to the direction of the wave motion, What is the main difference between electromagnetic and mechanical waves? - electromagnetic waves are fast (speed of light) and mechanical waves are slower, Which type of wave is a sound wave? - longitudinal, Why can't we hear supernova explosions? - because sound waves cannot travel in outer space, crest - the highest point of the transverse wave,

Waves

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