For Teachers Home

KS3 You are what you eat

Science Unit: The Science of Food

Chemical and physical changes

It may be appropriate at this stage to compare reversible (physical) changes with irreversible (chemical) changes. Review the following animation and fact sheet.

Chemistry in the kitchen; celebrity chef Heston Blumenthal has championed the chemistry of cooking. By learning about the science of chemical reactions in food cookery he has developed unique cooking techniques and dishes, in the process earning Michelin stars for his Fat Duck restaurant. Watch the RSC Kitchen Chemistry Video Clips which feature Heston discussing the science behind his cooking

Now try the following experiments. As no food can be tasted or eaten in a lab environment, the following chemistry activities must be carried out in a kitchen or Home Economics room.

These links describe the science behind/in different cooking activities:

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.