ChemCom Objectives

Links:

Content Standard 2:
Chemical Reactions

Objectives:

1. A chemical reaction is one in which one or more substances are converted into different substances. A chemical change cannot be reversed by physical means.

• Chemical reactions occur all around us. These reactions may release or consume energy but the total energy of the system remains constant.

Time Range:
6 days

Suggested Teaching Strategies:

• Unit 1. D. 1 Natural Water Purification
• Unit 3.
  • B. 1. Energy and Fossil Fuels
  • B. 2. Energy Conversion, Wasted Energy-Building Skills 4, Energy Conversion Efficiency-Building Skills 5
  • B. 3. Combustion-Laboratory Activity
• Unit 4.
  • A. 1. The Food Pyramid
  • A. 3. Energy Contained in a Snack-Laboratory Activity
  • A. 4. Energy Flow-From the Sun to You, How Does Your Garden Grow? -ChemQuandry 1
  • A. 5. Energy Release and Storage, Energy in Action-Building Skills 1
  • A. 6. Energy In-Energy Out, You Gain Some, You Lose Some-Building Skills 2
  • A. 7. Energy Intake-Making Decisions
  • A. 7. Charles' Law, T-V Relationships-Building Skills 4

Aligned Resources:

• Core Lab 16: Heat of Combustion of Candle Wax
• ChemCom Food Unit: Calories
• Top Chem Labs:
  • 11. Heat Transfer
  • 12. Heat of Chemical and Physical Changes
  • 15. Heat of Combustion of Candle Wax
• C & H Sugar Lab: Personal Calories Inventory

Revision Date:
January 2003