Unit C Section 1: Chemicals in the Environment

Learning Targets

Big Question: How can chemicals in the environment help or harm living organisms?

We are surrounded by chemicals; you could say that everything around us is made of chemicals. Some chemicals are helpful, and some are harmful.

Inquiry Questions

1.1:  What human activities cause chemical changes in the environment?
1.2:  Why are acids and bases important?
1.3:  What common substances are essential to organisms?
1.4:  How do organisms take in substances?

Section 1 Checklist

Read pages 180 to 209 in the textbook
Self-checks at the end of lessons 1 to 4
Summative assessment:  Section 1 Quiz


Materials

Addison Wesley Science in Action 9