When we breathe, we absorb oxygen in our bodies. The average volume of the exhaled air corresponds to the amount of inhaled air. It follows that, when we breathe out, we must eliminate something from our bodies.
Experiment is part of a complete solution set with a total of 44 experiments for botany, reproduction, soil, food and digestion, senses, physiology.
With student worksheet, appropriate for all class levels.
With detailed instructor information.
Optimized for tight schedules, i.e. minimum preparation time required.
Biology solution set specifically designed to include all required accessories.
Find out what it is, that we eliminate from our bodies when we exhale.