TeachEngineering
Teach Engineering: Measuring Viscosity
Students calculate the viscosity of various household fluids by measuring the amount of time it takes marble or steel balls to fall given distances through the liquids. They experience what viscosity means, and also practice using...
TeachEngineering
Teach Engineering: The Optimization of Slime
Using their knowledge of the phases of matter, the scientific method, and polymers, student teams work as if they are chemical engineers to optimize the formula for slime. Hired by the fictional company, Slime Productions, students are...
TeachEngineering
Teach Engineering: Viscous Fluids
Students are introduced to the similarities and differences in the behaviors of elastic solids and viscous fluids. Several types of fluid behaviors are described--Bingham plastic, Newtonian, shear thinning and shear thickening--along...
Science is Fun
Science Is Fun: Lumpy Liquids and Squishy Solids
An experiment in viscosity using cornstarch and water. Includes a detailed explanation of viscosity, of Newtonian and non-Newtonian fluids, and examples of different fluids that fit into each category.