Prior to Lecture (prep time ~ ? min.) Provide the “Drinking Bird,” a 400mL beaker, and a bell jar large enough to cover both the bird and the beaker. To Conduct Demonstration Ger the drinking bird to ...

To Conduct Demonstration Ger the drinking bird to start bobbing by wetting its head and placing a 400mL beaker of water (spout toward the bird’s beak) adjacent to the bird to prevent it from turning ...