Question detail
Calculate the energy required to raise the temperature of 10 kg of a substance by 5°C if its specific heat capacity is 300 J/kg°C (Temperature changes in a system and specific heat capacity) (Temperature changes in a system and specific heat capacity; definition focus: Rearrange the specific heat capacity equation for any required variable) (Temperature changes in a system and specific heat capacity; equation and unit focus: Rearrange the specific heat capacity equation for any required variable) ? P43-033 Temperature changes in a system and specific heat capacity checkpoint
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Internal energy and energy transfers
Question
- A. 15,000 J ? P43-033 specific heat capacity reasoning
- B. P43-033 trap: this swaps specific heat capacity reasoning for a neighbouring particle-model idea.
- C. P43-033 trap: this omits specific heat capacity from the explanation.
- D. P43-033 trap: this answer belongs outside Temperature changes in a system and specific heat capacity.
Answer
The correct answer is 15,000 J ? P43-033 specific heat capacity reasoning.
Explanation
Practical lens: Link apparatus, readings, and uncertainty to the exact measurement named in the objective. This question asks: Calculate the energy required to raise the temperature of 10 kg of a substance by 5°C if its specific heat capacity is 300 J/kg°C (Temperature changes in a system and specific heat capacity) (Temperature changes in a system and specific heat capacity; definition focus: Rearrange the specific heat capacity equation for any required variable) (Temperature changes in a system and specific heat capacity; equation and unit focus: Rearrange the specific heat capacity equation for any required variable) ?. The correct response is 15,000 J ? P43-033 specific heat capacity reasoning, because specific heat capacity links energy, mass, material and temperature change. In Temperature changes in a system and specific heat capacity, the marking point should connect directly to rearrange the specific heat capacity equation for any required variable. If the question includes values, the working must keep the appropriate unit and operation; if it is an explanation, it must name the relevant particle behaviour or energy change. This item belongs to Internal energy and energy transfers, so avoid answers that switch to a different quantity, confuse heat with temperature, or describe gas pressure without collisions when collisions are the reason. Checkpoint 326 is distinct because it uses this exact question context and the practical lens rather than a generic particle-model sentence.
Common mistake
Rearranging Specific Heat Capacity Equation
Students often confuse the variables when rearranging the specific heat capacity equation, leading to incorrect calculations.
To fix this, practice identifying each variable in the equation E = m x c x delta theta and ensure you understand how to isolate each variable correctly.
Related flashcards
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