TeachEngineering
Teach Engineering: Bone Mineral Density Math and Beer's Law
In this lesson students revisit the mathematics required to find bone mineral density, to which they were introduced in Lesson 2. They will learn the equation to find intensity and how to use it. There is a sheet of practice problems...
Physics Aviary
Physics Aviary: Practice Problems: Universal Gravity Problem
Students must find out the strength of the gravitational force between two spherical objects based on the size, density and distance between centers.