This booklet is part of the ‘Innovations in Practical Work’ series published by the Gatsby Science Enhancement Programme (SEP). Sound is an important part of our lives. Many people enjoy listening to music, and watching television would not be the same without sound. On the other hand, noise – loud or unwanted sounds – can make our lives miserable. The booklet provides an overview of the sources of sounds, how sounds interact with materials and how sounds and vibrations are detected. It includes the use of ultrasound waves to detect masses and movement under water, and the range and characteristics of human hearing.
The Sound booklet contains an illustrated overview of the topic with suggestions for teachers on how to introduce the ideas in the classroom, plus student activity sheets and notes for teachers and technicians.
The downloadable resources include:
• Student activities: zip files containing the activity sheets in PDF and editable Word formats.
• PowerPoint presentations: these contain a complete set of the images used in the booklet and activity sheets.
• Further resources include sample sound files and guidance on using sound analysis software.
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Please be aware that resources have been published on the website in the form that they were originally supplied. This means that procedures reflect general practice and standards applicable at the time resources were produced and cannot be assumed to be acceptable today. Website users are fully responsible for ensuring that any activity, including practical work, which they carry out is in accordance with current regulations related to health and safety and that an appropriate risk assessment has been carried out.
Kitabu hiki ni sehemu ya mfululizo wa 'Innovations in Practical Work' iliyochapishwa na Gatsby Science Enhancement Programme (SEP). Sauti ni sehemu muhimu ya maisha yetu. Watu wengi hufurahia kusikiliza muziki, na kutazama televisheni hakungekuwa sawa bila sauti. Kwa upande mwingine, kelele - sauti kubwa au zisizohitajika - zaweza kufanya maisha yetu yawe magumu. Kitabu hiki kinatoa muhtasari wa vyanzo vya sauti, jinsi sauti zinavyoingiliana na vifaa na jinsi sauti na mtetemeko vinavyogunduliwa. Ni pamoja na matumizi ya mawimbi ya ultrasound kugundua wingi na harakati chini ya maji, na mbalimbali na sifa ya kusikia binadamu. Kitabu cha Sauti kina muhtasari ulioonyeshwa wa mada hiyo na mapendekezo kwa walimu juu ya jinsi ya kuanzisha mawazo katika darasa, pamoja na karatasi za shughuli za wanafunzi na maelezo kwa walimu na mafundi. Mafunzo ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu ya programu. • Maonyesho ya PowerPoint: haya yana seti kamili ya picha zilizotumiwa katika kijitabu na karatasi za shughuli. • Rasilimali zaidi ni pamoja na sampuli faili sauti na mwongozo juu ya kutumia programu ya uchambuzi sauti. Maelezo ya afya na usalama: Tafadhali kumbuka kwamba rasilimali zimechapishwa kwenye tovuti katika fomu ambayo zilitolewa awali. Hii inamaanisha kwamba taratibu zinaonyesha mazoea ya jumla na viwango vinavyotumika wakati rasilimali zilipopatikana na haziwezi kudhaniwa kuwa zinakubaliwa leo. Watumiaji wa tovuti wanawajibika kabisa kuhakikisha kuwa shughuli yoyote, ikiwa ni pamoja na kazi ya vitendo, ambayo wanafanya, ni kwa mujibu wa kanuni za sasa zinazohusiana na afya na usalama na kwamba tathmini sahihi ya hatari imefanywa.