SECTION 2 Assessment
(8) Key Concept When chemists develop new materials, what is their general goal?Hint
(9) Key Concept Name three ways chemists help meet the demand for energy.Hint
(10) Key Concept How do chemists help doctors treat patients?Hint
(11) Key Concept What role do chemists play in agriculture?Hint
(12) Key Concept How do chemists help protect the environment?Hint
(13) Key Concept Describe two ways that chemists study the universe.Hint
(14)Use lead as an example to explain the meaning of the term pollutant.
(15)Use an example to compare and contrast the terms macroscopic and microscopic.
Cleaning Up Pollutants Read about phytoremediation on page R44 . Write a paragraph summarizing this method for dealing with pollutants. Explain how it could be used to clean up soil containing high levels of lead.
Assessment 1.2 Test yourself on the concepts in Section 1.2.