Calorimetry: Measuring Energy Content of Food

Calorimetry: Measuring Energy Content of Food

Assessment

Interactive Video

Biology, Physics, Science, Chemistry

University

Hard

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The video tutorial explains calorimetry, a method to measure thermal energy changes in processes like burning fuel. It details a school lab experiment to measure food energy using a calorimeter, describing steps such as measuring water and food sample mass, heating the sample, and recording temperature changes. The tutorial covers calculating energy transfer using specific heat capacity and discusses fair testing by controlling variables. It also highlights limitations like heat loss and suggests improvements for accurate results.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some variables that need to be controlled to ensure a fair test in calorimetry?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Discuss the limitations of calorimetry in a school laboratory setting.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can the accuracy of calorimetry experiments be improved?

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