A hairy resistance problem
Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.
Empirical and Molecular Formulas from Stoichiometry
Complete example of a Bernoulli's Equation exercise.
Specular and Diffuse Reflection 2
Introduction to the center of mass
Thinking about making things rotate. Center of mass, torque, moments and angular velocity.
More clarification as to what entropy is and what entropy is not.
Concave Lenses
A look at why the proof of the relation between changes in Gibbs Free Energy and Spontaneity is wrong in many textbooks.
The magnetic force that two current-carrying wires exert on each other.
Parabolic Mirrors and Real Images
Introduction to transverse and longitudinal waves
The cross product and the direction of torque.
A little more intuition on the cross product.
Convex Lenses
Introduction to electric potential
Refraction in Water
Standard heat of formation or standard enthalpy change of formation.
More on the forces exerted by 2 current carrying wires on each other.
Magnetic force on a wire carrying current.
How a system can do work by expanding