Developed in partnership with Ochre Education, these lesson resources support the use of effective, evidence-based practices and address the learning expected in the Australian curriculum.
This lesson is part of Unit 1: Light and Sound within the Year 9 science lessons.
Students will learn
In this lesson we will explain what is meant by 'hearing range' and how this differs with age and in different animals, measure the loudness of common sounds using appropriate units and describe what is meant by ultrasound and state some uses of it.
Introductory quiz
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Lesson video