Food and digestion: Not all the heat energy will heat up the water - some will heat up the air around. There could be incomplete burning of the food sample. Heat energy could be lost whilst getting food to light and moving to hold under the boiling tube does not go towards heating up the water.

Question

Not all the heat energy will heat up the water - some will heat up the air around. There could be incomplete burning of the food sample. Heat energy could be lost whilst getting food to light and moving to hold under the boiling tube does not go towards heating up the water.

Memorable Condor · Accepted Answer

How can the 'energy content of food' experiment be improved - list the problems.

Food and digestion

Not all the heat energy will heat up the water - some will heat up the air around. There could be incomplete burning of the food sample. Heat energy could be lost whilst getting food to light and moving to hold under the boiling tube does not go towards heating up the water.

How can the 'energy content of food' experiment be improved - list the problems.

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