2. State Objectives:

3. N.12.A - Students understand that a variety of communication methods can be used to share scientific information. (Using data, Record-keeping, Accuracy, Safe Experimentation, Models.) N.12.B – Students understand the impacts of science and technology in terms of costs and benefits to society. (Risks and Benefits, Ethical Behavior, and Collaboration.)

4. E.12.A – Students understand heat and energy transfer in and out of the atmosphere and influence weather and climate. (Weather.) P.12.A – Students understand that atomic structure explains the properties and behavior of matter. (Properties of Matter and Mixtures and Compounds.) P.12.C – Students understand that there are interactions between matter and energy. (Forms and Uses of Energy.)

5. 16 – Thermodynamics: The student will… 16.1 –define Thermodynamics. 16.2 –distinguish between endothermic & exothermic reactions. 16.3 –analyze the concept of enthalpy & changes in enthalpy. 16.4 –make calculations from thermochemical equations. 16.5 –interpret reaction energy diagrams for endothermic & exothermic reactions. 16.6 –interrelate enthalpy, entropy, & temperature to free energy. 22.1 –discuss various issues involving chemistry & the environment.

6. -Students will have available NH 4 NO 3(s), CaCl 2(s), NaCl (s), thermometer, scale, and other measuring apparatus -Students will need to design and carry out experiment to calculate ΔH soln in kJ/mol. (movie link)

7. -Students will need to design and carry out an experiment in which the specific heats of asphalt and concrete are determined

8. -students will perform the Albedo vs. Temperature lab activity by Fraser, Seeley, and Underkoffler

9. -Students will work in groups to prepare a powerpoint presentations dealing with alternative sources of energy.