wissenschaft 5. klasse – wissenschaft thermische energie wärmetransport (heat transfer)
TRANSCRIPT
DEFINITIONEN:Hitze ist Umgangssprache für Wärme, besonders für hohe Temperaturen.
Wärme vs. Temperatur
DER WÄRMETRANSPORT
A. elektromagnetische WellenB. direkter KontaktC. Bewegung von Luft oder einer Flüssigkeit
ENGLISH TERMS:1. Conduction
2. Radiation3. Convection
1. CONVECTION Heat is transferred through moving liquid or
gas. Since the boiling water is a hot, moving liquid
the heat transfers to the egg and cooks it.
2. CONDUCTION Heat is transferred through direct contact.
The frying pan is a heated surface so the egg cooks when it touches the pan.
3. RADIATION Heat is transferred through electromagnetic
waves traveling through an open space. The heat waves travel through the space in
the microwave. They are absorbed by the egg and it cooks.
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