Measuring calorific content of food

Measuring calorific content of food

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Credit: TREVOR CLIFFORD PHOTOGRAPHY/SCIENCE PHOTO LIBRARY

Caption: Measuring calorific content of food. Experiment to measure the calorific content of food by burning it. The food sample (lower centre-right) is burnt and used to heat a test tube of water. The rise in temperature of the water is then noted and used to calculate the amount of energy released.

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Keywords: apparatus, blue background, burning, calorie, calories, calorific content, clamp, clamps, demonstrating, demonstration, device, energy, equipment, experiment, flame, food, heat, heating, increase, lab, laboratory, measurement, measuring, no-one, nobody, nutrition, physical, physics, science education, stand, still life, still-life, temperature change, test tube, thermometer, water

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