The Air in a Bottle - Air Composition Model for Science Class is a bottle containing one million different colored spheres. Each color represents a gas found in Earth's atmosphere. Students will determine which color represents which gas.
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This amazing model will help your students visualize the gases that make up the air and clear up the misconception that there is more oxygen in the air than nitrogen. The 3-liter model contains one million different colored spheres. Each color represents a different gas found in the Earth’s atmosphere. As students examine the model, they are challenged to determine which color represents which gas. A great educational value that can be easily incorporated into your lessons for many years to come!