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Uit huis: Enige voorstelle. Meestes kom op insulasiemeganismes neer.
Rem: kry rem los. Papwiel: pomp die band.
Idees:
Daar is baie. Gee leerders voldoende geleentheid en laat gesprek toe.
Kyk weer na die illustrasie van die huis by Aktiwiteit 4.1. Gesels in 'n groepie en dink aan maniere waarop julle die energieverlies uit die huis sou kan verminder:
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X Gevolgtrekking 1: energieverlies kan verminder word deur goeie isolasie .
Dink aan die voorbeelde met die remme en die papwiel in Aktiwiteit 4.1. Hoe kan die verlies van energie in die twee gevalle verminder word?
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Hier is 'n paar maniere om elektrisiteit in die huis te bespaar.
MEER IDEES:
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OPVOEDERASSESSERING: KRITERIA | 1 | 2 | 3 | 4 |
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Leeruitkomste 3: Die leerder is in staat om begrip van die onderlinge verband tussen wetenskap en tegnologie, die samelewing en die omgewing te toon.
Assesseringstandaard 3.2: Dit is duidelik wanneer die leerder die impak van wetenskap en tegnologie verstaan.
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