Revision- sounds
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Revision- sounds
04.07.2020
08:38:32
Science- grade 4- Today’s topic for revision- High and low sounds- learner’s book - pages 64 and 65.
Main points:-
Thunder makes a low pitched sound.
Whistle makes a high pitched sound.
The faster the vibrations, the higher the pitch of the sound.
No homework
08:38:32
Science- grade 4- Today’s topic for revision- High and low sounds- learner’s book - pages 64 and 65.
Main points:-
Thunder makes a low pitched sound.
Whistle makes a high pitched sound.
The faster the vibrations, the higher the pitch of the sound.
No homework
srimathi- المساهمات : 990
تاريخ التسجيل : 15/09/2018
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