Sound intensity

Subject: Physics

Grade: Lower Secondary

Publisher: YDP

Resource types: Whiteboard presentation

Resource ID: g2251
Description:

At the end of this activity, students should be able to:
– state the definition of sound intensity
– define a decibel
– give examples of the problems caused by noise and the methods of protection against them.

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Sound intensity Class activity

Consists of...
Two drums Animation Sound intensity Whiteboard exercise Sound intensity and... Simulation Sound intensity and... Whiteboard exercise Logarithmic scale Animation Logarithmic scale Whiteboard exercise Decibel Simulation Decibel Whiteboard exercise Loudness Simulation Loudness Whiteboard exercise The history of the ... Slideshow The efficiency of a... Animation Sound amplification Whiteboard exercise Noise Animation Protection against ... Slideshow

Relevant to...

Secondary School

Lower Secondary (Grades 7-9)

Physics

Sounds

83. Sound intensity

YDP SA

Keywords

sound, amplification, intensity, protect, distance, decibel, loudness, amplify, noise, Sound intensity

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