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0 [{"id":246831,"quiz_id":"13675","answer_id":null,"answerType_id":"0","created_at":"2017-07-19 18:07:06","updated_at":"2017-07-19 18:24:09","questionName":"The units we use to measure the sound intensity level are _____.","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":9,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":246824,"quiz_id":"13675","answer_id":null,"answerType_id":"0","created_at":"2017-07-19 17:49:45","updated_at":"2017-07-19 18:24:09","questionName":"A mass is bobbing up and down on a spring. If you increase the amplitude of the motion, how does this affect the time for one oscillation?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":2,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":246832,"quiz_id":"13675","answer_id":null,"answerType_id":"0","created_at":"2017-07-19 18:12:10","updated_at":"2017-07-19 18:24:09","questionName":"When two waves overlap, the displacement of the medium is the sum of the displacements of the two individual waves. 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The units we use to measure the sound intensity level are _____.

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