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Ch 7.3 Energy Changes in Reactions

Author: deirdre carney

Chemistry Music Video 21: Exo, Endo, What's The Diff

Catchy way to understand energy and chemical reactions.

Source: https://www.youtube.com/watch?v=XgiCn1IpvzM

Chapter 7.3 P pg 206-209

Read Chapter 7.3
Outline the reading in your Science Notebook & include major points and diagrams/tables.
You should focus on the following essential questions:
- What happens to chemical bonds during a chemical reaction?
- What happens to energy during a chemical reaction?

Source: Prentice Hall Physical Science - Concepts in Action Chapter 7.3

Energy Changes in Chemical Reactions - Activity

Read directions and follow activity. Be sure to schedule time for lab activity with teacher in advance.

Source: http://www.middleschoolchemistry.com/lessonplans/chapter6/lesson7

Endothermic and Exothermic Reactions with diagrams

Review the process of chemical reactions that result in energy being released or absorbed. Pay special attention to the ENERGY DIAGRAMS!

Source: http://www.youtube.com/watch?v=2w5cSW-77Lk

Chapter 7.3 Text Questions

Review Chapter 7.3 and watching the videos, answer the questions on page 209 #1-7.

Use complete sentences and proper vocabulary/scientific terms.