Environment

=Environment= toc

Essential Question
Chemicals and the environment

Content Knowledge

 * ~ GA: Science (GPS) GA: Grade 8 Habits of the Mind ||
 * S8CS2. Students will use standard safety practices for all classroom laboratory and field investigations. ||
 * c. Follow correct protocol for identifying and reporting safety problems and violations. || ||
 * S8CS7. Students will question scientific claims and arguments effectively. ||
 * a. Question claims based on vague attributions (such as "Leading doctors say...") or on statements made by people outside the area of their particular expertise. || ||
 * b. Identify the flaws of reasoning in arguments that are based on poorly designed research (e.g., facts intermingled with opinion, conclusions based on insufficient evidence). || ||
 * c. Question the value of arguments based on small samples of data, biased samples, or samples for which there was no control. || ||
 * d. Recognize that there may be more than one way to interpret a given set of findings. || ||
 * ~ GA: Science (GPS) GA: Grade 8 Physical Science ||
 * S8P1. Students will examine the scientific view of the nature of matter. ||
 * a. Distinguish between atoms and molecules. || ||
 * b. Describe the difference between pure substances (elements and compounds) and mixtures. || ||
 * c. Describe the movement of particles in solids, liquids, gases, and plasmas states. || ||
 * d. Distinguish between physical and chemical properties of matter as physical (i.e., density, melting point, boiling point) or chemical (i.e., reactivity, combustibility). || ||
 * e. Distinguish between changes in matter as physical (i.e., physical change) or chemical (development of a gas, formation of precipitate, and change in color). || ||
 * f. Recognize that there are more than 100 elements and some have similar properties as shown on the Periodic Table of Elements. ||