What is a Hertz?
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What is a decible?
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{"type":"multi-choice","id":"2931","dataJson":{"type":"multi-choice","slide_id":15872,"key":2931,"prompt":"\u003cp\u003eWhat is a decible?\u003c/p\u003e","validResponse":[3210],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"the unit of frequency (Hz)","value":3209,"fileboyId":"42c2d444-8bb5-417a-b88d-5b2394df569a"},{"label":"the frequency of sound","value":3206,"fileboyId":"64d78181-9d9d-4fe8-8ab8-3a2d82b3797a"},{"label":"the unit to measure the volume of sound (dB)","value":3210,"fileboyId":"d3b22d48-611b-42e0-99c9-afa758936b92"},{"label":"a device that can map waveforms","value":3208,"fileboyId":"96884043-1085-454b-9e9f-6b2fba6236b3"},{"label":"a measure of the loudness of sound","value":3207,"fileboyId":"eceb2616-7bbd-4a2a-96e8-6df017d102ae"}],"question_data":{"body":"Volume is measured in decibels (dB). Decibels work on a logarithmic scale. This means that every time you go up by 1dB, the sound gets 10 times louder.","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/b96ce528-1709-45cb-849e-b32b40b2f289?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What is volume (sound)?
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{"type":"multi-choice","id":"2934","dataJson":{"type":"multi-choice","slide_id":15871,"key":2934,"prompt":"\u003cp\u003eWhat is volume (sound)?\u003c/p\u003e","validResponse":[3207],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"a device that can map waveforms","value":3208,"fileboyId":"96884043-1085-454b-9e9f-6b2fba6236b3"},{"label":"a measure of the loudness of sound","value":3207,"fileboyId":"eceb2616-7bbd-4a2a-96e8-6df017d102ae"},{"label":"the unit of frequency (Hz)","value":3209,"fileboyId":"42c2d444-8bb5-417a-b88d-5b2394df569a"},{"label":"the frequency of sound","value":3206,"fileboyId":"64d78181-9d9d-4fe8-8ab8-3a2d82b3797a"},{"label":"the unit to measure the volume of sound (dB)","value":3210,"fileboyId":"d3b22d48-611b-42e0-99c9-afa758936b92"}],"question_data":{"body":"The first property of sound is volume. This is a measure of loudness. Just like on the TV, the larger the volume, the louder the sound.","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/50458dff-5c7d-4b9d-bbd3-617ac4b7c0e3?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What is pitch?
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What is an oscilloscope?
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Look at the slide below to work out the answer.