Quick questions on Thermal physics: internal energy, specific heat capacity and specific latent heat - Eduqas A-Level Physics

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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Define the specific heat capacity of a substance. [1 mark]

What is q2?

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Find the energy needed to heat

2.0\ \text{kg}

of water from

15\ ^\circ\text{C}

100\ ^\circ\text{C}

(

c = 4200\ \text{J kg}^{-1}\ \text{K}^{-1}

). [2 marks]

What is q3?

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State why the temperature stays constant while ice melts. [2 marks]

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