Eat+up!

7I Energy and sustainable living

Explain how our bodies get the energy they need. Recall the units for measuring energy. Explain why different people need different amounts of energy. Describe how to test a food to find out how much energy it contains.
 * Objectives (what you will learn this lesson)**


 * Starter**
 * Review homework / Key term quiz


 * Activities**
 * 1) View the slideshow on [|how foods compare] in terms of the energy they contain
 * 2) Investigate the different foods to find out [|which one contains the most energy]
 * 3) Answer Q1-5 from Exploring Science p128-9
 * 4) Extension: Why do we need so much energy? Complete the [|worksheet on transferring energy] and find out how much energy you use in a day.


 * Summary**
 * Review completed classwork
 * [|Work in groups to match the phrases about food and energy]

Read through the worksheet and carry out the calculations to work out much energy [|John Tyndall used climbing the Matterhorn].
 * Homework**