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B3.1: WHY DIFFERENT MELTING POINTS?
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What similarities and differences do you see in the two animations, which represent wax and lead at the same temperature? The melting point of wax is 64°C and the melting point of lead is 327°C.

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Think for Yourself...
  Why does lead have a higher melting point than wax?
 
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teachers’ guide b5



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b1: particle theory
b2: melting
b3: melting points
b4: using ideas

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