The science of nutrition and healthy eating
Introduction
Welcome to Week 5 of the course.
This week you will get a better understanding of the energy from food and how sweeteners are used in our food and drink.
By the end of this week’s study you will understand:
- the difference between calories and joules
- how each food group contributes to the energy in your food and drink
- how to work out the energy in food
- the reference values of the different food groups.
Figure 1 is an image of a bomb calorimeter, which you will learn more about in the next sections.
Figure 1 A bomb calorimeter.
OpenLearn - The science of nutrition and healthy eating
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