The Chemical Basis of Life
Watch the 5 different pages of the presentation. Each page has 4 to six slides. You must click the arrow located on the bottom right corner to go to the next slide. Click the round-red number along the top to go to the next page of the lesson.
While you watch this, pay special attention to the following:
1. What is matter?
2. What is an atom and what are the parts of an atom?
3. What is a chemical reaction; what are its parts and how is it arranged?
4. What are the most important elements to living things?
5. What is a trace element?
6. What are the four most abundant elements found in living things?