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Hunter River High School

Hunter River High School

Quality Relationships, Quality Learning

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9E Science 'Silent Sound' Articles

silent sounds

Humans can hear sounds with a frequency between 20 Hz to 20,000 Hz. Sounds with frequencies above or below this range, which we cannot hear have many applications: such as echolocation, SONAR and ultrasound.

9E Science students were challenged to enhance a NEWS story relating to 'Silent Sound' by including their class learning and extended learning on the topic of Waves. Here are three outstanding examples of their learning and achievement. 

View Matthew McDonald's article

View Kate Vine's article

View Maddison Cunningham's article