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Level

4

Connected 2016 Level 4: ‘Can You Hear That?’

Type

Book

Connected 2016 Level 4: ‘Can You Hear That?’

Ministry of Education NZ

Sounds are all around us, even if we can’t hear them. Human ears are designed to pick up sound waves of a range of different frequencies, but ultrasonic and infrasonic sounds have frequencies that only certain animals can hear.

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