Science Matters STD 2

Science Matters STD 2

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Let them pull the thread tightly and pluck it with their free hand; - What do they feel and hear? - Do they feel ... In musical instruments the vibrating body might be strings, the skin of a drum or the column of air inside an organ pipe. ... When a body vibrates, it produces a certain number of vibrations or sound waves; a sound.

Title:Science Matters STD 2
Author:A. Ojwang & F. K’Opiyo
Publisher:East African Publishers -


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