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13 questions
The diagram shows a series of wave fronts approaching an opening in a barrier. Point P is located on the opposite side of the barrier. The wave fronts reach point P as a result of
resonance
refraction
reflection
diffraction
Which wave phenomenon makes it possible for a player to hear sound from a referee's whistle in an open field even when standing behind the referee?
diffraction
Doppler effect
reflection
refraction
Which diagram best represents the shape and direction of a series of wave fronts after they have passed through a small opening in a barrier?
To get the best reflection from a mirror you need
a very shiny surface to reflect lots of light
to stand right in front of it
to shine a bright light on it
it to produce light
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