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Further Information Do not accept DB or db all three correct = 2 marks one or two correct = 1 mark four ticks, three correct = 1 mark four ticks, two correct = 0 marks five ticks = 0 marks

Marks 1 2

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Answer

pulls the bow across the string harder pulls the bow across the string softer uses her fingers to change the length of the string

Decibels or dB uses a thicker string uses a thinner string

Question (b)

13(a)