WAVES - LOUDNESS, AMPLITUDE, FREQUENCY & PITCH
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TEACHES WHAT CREATES SOUND AND THE REASON FOR DIFFERENT SPEEDSOF SOUND IN DIFFERENT MATERIALS, ALSO COMPARES THE SPEED OF SOUND AND LIGHT. IT EXPLAINS THE LINK BETWEEN LOUDNESS & AMPLITUDE, FREQUENCY AND PITCH. IT REVIEWS THE RANGE OF HUMAN HEARING, INCLUDES A DEMO, VIDEO LINK, PICTURE PUZZLE, NUMERACY, LITERACY, LISA FISP AND A VARIETY OF ACTIVITES WITH ALLANSWERS PROVIDED.