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Oak National Academy
12 questions
What does a loudspeaker do when it makes a louder sound?
What causes a soundwave to have a bigger amplitude?
What sort of sound has a bigger amplitude?
What does a loudspeaker do when it makes a higher pitched sound?
What causes a sound to have a lower frequency?
What sort of sound has a higher frequency?
What sort of graph is shown on an oscilloscope?
What type of sound causes the height of a graph on an oscilloscope to increase?
What type of sound causes the length of wave on a graph on an oscilloscope to increase?
What is the distance between two wave crests on an oscilloscope graph equal to?
An oscilloscope shows two complete waves on a screen and it takes 0.1 s for the line to move across the screen. What is the period of the wave?
The period of a wave is 0.05 s. How many complete waves are seen on the screen of an oscilloscope if it takes 0.2 s for the line to move across the screen?
