Striking+a+balance

9B A model career

Striking a balance
Describe some effects of an unbalanced diet. Explain the importance of eating the right amounts of nutrients.
 * Outcomes (what you will be able to do by the end of this lesson) **


 * Starter **
 * Review homework and completed work from last lesson
 * Key term quiz

> > > > - choose an aspect > - create an informative display (A3/A4 sized) > - create teaching notes (you will be introducing your aspect to the other groups) > - compile the wall display > - teach the other groups about your aspect > > aspects: > + what are nutrients (identify the five types of nutrient, why are nutrients important for our bodies, why are water and fibre important components of our diet too?) > + balanced diets (what is a balanced diet, examples of balanced diets, advice for students) > + too much fat in the diet > + too little protein > + too little calcium and vitamin D > + too little iron > + too little vitamin C > + too little vitamin A > >
 * Activities **
 * 1) Discuss a what we mean by a balanced diet. What do you remember from year 8?
 * 1) What happens to vitamins when we cook food? Investigate using [[file:ES9_CHAP_Bb7.pdf|vitamin C in lemon juice]] as an example.
 * 1) Complete Q1&2 from p24 of Exploring Science 9
 * 1) Create a wall display on balanced and unbalanced diets:
 * 1) Extension: How was the importance of vitamins discovered? Read and then answer the questions.
 * 1) Extension: Are vitamins always a good thing? Ask your teacher for guidance and carry out indepdent research.


 * Resources for class activities**
 * Skool tutorial on Balanced diets
 * Skool tutorial on Malnutrition
 * BBC Bitesize on nutrients
 * BBC Bitesize on effects of a poor diet
 * S-cool tutorial on food types


 * Homework activity suggestions**
 * Extend the wall display preparation into a homework task
 * Download complete the table summary on [[file:ES9_Bb024_18msc.doc|Striking a balance]], print-off and stick into your exercise book. You can copy and complete if you have a problem printing.

The pressures of modelling media type="file" key="ES9_Bb024_05vco.flv" width="640" height="480"
 * Useful extras**