Edexcel GCSE Chemistry · 1CH0
Paper 1
Revise: Mathematical ApplicationsThe heating curve below uses constructed illustrative data, not measurements of a particular substance. Follow the line from left to right as time passes.
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GCSE Chemistry · key term
A graph showing how the temperature of a substance changes as it is heated.
Used by Edexcel and OCR
Paper 1
Revise: Mathematical ApplicationsThe heating curve below uses constructed illustrative data, not measurements of a particular substance. Follow the line from left to right as time passes.
Specification C2.3e · Paper 1 (Foundation), Paper 3 (Higher)
A graph showing how the temperature of a substance changes as energy is transferred to it.
A flat section of a heating curve shows constant temperature during a change of state; heating has not stopped.
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Temperature data may be supplied as a table or a heating curve. As a solid is heated, its temperature generally rises until its melting point is reached. During melting, the temperature stays constant even though energy is still being transferred to the substance.