How to define direct variation.
How to define indirect variation.
Understanding the concept of genetic variation.
How to define joint and combined variation.
How to tell if two variables vary directly.
How to tell if two variables vary inversely.
Understanding and solving problems using Planck's constant.
The fast evolution of species with a common ancestor.
Distributing a constant, variable, or negative over a polynomial
How to use Pascal's triangle.
Understanding the variations in the structure and composition of individual molecules with the same chemical formula.
How to evaluate a polynomial in function notation.
How elastic substances behave and return to their original states.
How to compute the derivative of a polynomial function using two properties of the derivative.
How to graphically depict the variation in the energy of substances involved in reactions as they progress from reactants to products.