Wyau'n Troelli

Adnoddau Cymraeg for 5-11 11-14


Yr hyn sydd ei angen arnoch

  • Wÿ amrwd 
  • Wy wedi'i ferwi'n galed

Cyfarwyddiadau

  1. Yn gyntaf, troellwch yr wy sydd wed'i ferwi'n galed. 
  2. Stopiwch ef a gadewch  iddo'n syth.
  3. Gwyliwch beth sy'n digwydd.
  4. Nawr, troellwch yr wy amrwd.
  5. Stopiwch ef a gadewch  iddo'n syth.

Canlyniadau ac Esboniad

Mae'r wy yn dechrau troelli! Nid yw'r melynwy a'r gwynwy wedi'u cysylltu â'r plisgyn, felly maent yn dal i symud pan fyddwch yn stopio'r wy amrwd. Gofynnwch i ffrind gymysgu'r wyau, a defnyddiwch y tric i wahaniaethu rhyngddynt.

Llawrlwythwch

Marfin a Milo 4 - Wyau'n Troelli.pdf
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Curated Collection

Marfin a Milo

Yma gallwch bori trwy'r ôl-gatalog cyfan o weithgareddau ffiseg Marfin a Milo...

For 5-11 11-14 21 Resources

Ready To Teach Collection

Adnoddau addysgu yn y Gymraeg

Yma gallwch bori trwy'r ôl-gatalog cyfan o Cymraeg adnoddau ffiseg.

For 11-14 14-16 16-19 26 Resources

Misconceptions
RESEARCH REVIEW Energy and Thermal Physics

The vast majority of students’ alternative ideas about energy could be classified into seven alternative frameworks

  • Number of Resources2
  • Number of References5
  • Number of Diagnostic Resources0
RESEARCH REVIEW Forces and Motion

Many pupils have an unclear idea of acceleration and cannot reliably separate it from speed

  • Number of Resources5
  • Number of References6
  • Number of Diagnostic Resources2
RESEARCH REVIEW Electricity and Magnetism

Many students offer explanations of electrical effects in terms of energy, rather than electric current

  • Number of Resources4
  • Number of References7
  • Number of Diagnostic Resources5
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