The diagram below shows apparatus that a student 2. uses to make an estimate of the specific

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The diagram below shows apparatus that a student 2. uses to make an estimate of the specific heat capacity of iron.


a. The power of the heater is known. State the four readings the student must take to find the specific heat capacity of iron.

b. Write down an equation, in words or in symbols, that could be used to work out the specific heat capacity of iron from the readings in a.

c. i. Explain why the value obtained with this apparatus is higher than the actual value.

ii. State one addition to the apparatus that would help to improve the accuracy of the value obtained.

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