Co2 is infamous as a greenhouse gas, but in Fire adds Carbon to the air, creating high ide (CO2). CO2 is the most common greenhouse gas, and can even limit the amount Demonstration: of air available to breathe. Atmospheric CO2 1. In this experiment we will show you an Introduction: invisible layer of CO2 gas. CO2, one of our most common pollutants, Procedure POLLUTION & is easy to ignore because it is invisible. EVOLUTION quantities it can displace the oxygen that is a dangerous greenhouse gas that warms is CO2 • available to breathe, causing shortness of breath or even suffocation! Note: this demonstration may require a little practice to perfect the method. the planet. CO2 is heavier than O2, so CO2 • “sinks” in the air near the surface. 2. In Beijing CO2 is displacing the oxygen needed for humans to breathe. We will now create a layer of CO2 3. using baking soda and vinegar. Pour a mixture of baking soda and • Fig. 2 vinegar into the Tupperware. (Fig. 1 and 2) Fig. 1
Demonstration: Atmospheric CO2 Introduction: CO2, one of our most common pollutants, is easy to ignore because it is invisible. Co2 is infamous as a greenhouse gas, but in high Procedure Fire adds Carbon to the air, creating ide (CO2). CO2 is the most common greenhouse gas, and can even limit the amount of air available to breathe. 1. In this experiment we will show you an invisible layer of CO2 gas. POLLUTION & EVOLUTION quantities it can displace the oxygen that is available to breathe, causing shortness of • CO2 is a dangerous greenhouse gas that warms breath or even suffocation! Note: this demonstration may require a little practice to perfect the method. the planet. • CO2 is heavier than O2, so CO2 “sinks” in the air near the surface. 2. In Beijing CO2 is displacing the oxygen needed for humans to breathe. 3. We will now create a layer of CO2 using baking soda and vinegar. • Pour a mixture of baking soda and vinegar into the Tupperware. (Fig. 1 and 2) Fig. 1 Fig. 2
7th%20Grade%20BNCEE%20Curriculum.docx