Energy on the Move · Physical Science
Sound Waves and Vibration
Understanding how longitudinal waves travel through mediums and how we perceive pitch and volume.
Key Questions
- 1Why can't anyone hear you scream in the vacuum of space?
- 2How does the shape of a musical instrument change the way air molecules vibrate?
- 3What causes the 'echo' effect when sound hits a distant wall?
ACARA Content Descriptions
AC9S9U04
Year: Year 9
Subject: Science
Unit: Energy on the Move
Period: Physical Science
Suggested Methodologies
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