Project on Chemistry 4th ESO

Institut Sant Quirze

Each presentation will last 5 minutes approximately.

Each member of the group must talk.

You will be given a set of useful links to help you prepare your presentation in the Moodle.

Prepare a poster together to illustrate your explanation.

All the key words from the list given for each topic must appear.

1. Why do soaps clean?Students:

2. Why does salt melt ice?Students:

3. Why do cut onions makes us cry?Students:

4. Why is the sky blue?Students:

5. Why do cut apples turn brown?Students:

6. Why is smoking harmul?Students:

Disclaimer:

This PPT was created by the authors of ‘Chemistry inEveryday life’ Unit and it is meant for teacher’seducation purposes only, it being designed andpiloted within UAB TED Master’s Degree in theacademic year 2009-2010.

This PPT has been elaborated with images availableon the Internet. Some of the images appearing mayhave copyright notices and usage restrictions.