Lessons [1–100 of 2846 lessons]
- Adding and Subtracting Mentally
- Comparison of Improper Fractions and Mixed Using Number Line
- The Electromagnetic Spectrum
- The Schrödinger Equation
- Energy Changes in Gas Expansions
- Dissociation Constants and pH
- De Broglie Wavelength
- Insulators, Conductors, and Semiconductors
- Equilibrium Constants and Pressures
- Hess Cycles using Free Energies
- Comparing Spectroscopic Methods
- Adding and Subtracting Fractions with Unlike Denominators
- Catalysts
- Complete Combustion
- Using Partial difference to Subtract Three-Digit Numbers
- Identifying and Finding the Different Views of Three-Dimensional Figures
- Finding the Density of a 3-Dimensional Object and Solving Density Word Problems
- Solving Numerical Expressions Mentally by Using the Distributive Property
- Operations with Vectors in Space
- Moments of Inertia of a Mass and Radius of Gyration
- Using Hooke's Law to Solve Equilibrium Problems Involving Elastic Strings or Springs
- Dependent and Independent Variables
- Converting Between Meter and Centimeter
- Problem Solving with Multistep Multiplication
- Open and Closed Curves
- Using Bar Model
- Estimating Decimal Products
- Estimating Decimals Sums
- Rewriting Expressions
- Factorial of a Number
- Rolle’s Theorem
- Estimating Integrals Using Simpson’s Rule
- Finding Resultant Between Two Vectors by Parallelogram Method and Triangle Method
- Estimating Integrals Using the Trapezoidal Rule
- Finding the Center of Mass of a Standard Uniform Plane Lamina
- The Comparison Test Theorem for Series
- Finding the Center of Mass of Shapes in Three-Dimensions
- Defining a Radian
- Finding a Compatible Dividend and divisor
- Eigenvectors of a Matrix
- Solving Non-Linear Absolute Value Inequalities
- Proving Segment Relationships
- Learning the Meaning of Tenths
- Learning the Meaning of Hundredths
- Using Integration to Find Centers of Mass
- Using Hooke's Law to Solve Dynamics Problems Involving Elastic Strings or Springs
- Determining Which Polygons Can Form a Tessellation
- Conservation of Linear Momentum and Newton's Law of Restitution
- Writing a Cubic Equation Given Three X-Intercepts and One Point on the Graph
- Solving a System of Nonlinear Equations Using Elimination
- Integration by Parts for Definite Integrals
- Simple Harmonic Motion as a Function of Time
- Finding the Area of a Polar Region
- Solving Cubic Equations Written as Sum or Difference of Two Cubes
- Newton's Law of Restitution and Collisions of a Particle with a Smooth Plane
- Solving Consecutive Integer Problems
- Monotonic Sequences
- Circular Motion with Constant Speed
- Multistep Word Problems
- Finding All the Polar Coordinates of a Point
- Solving Real World Problems on Arithmetic Sequences
- Angular Speed of an Object Moving in a Circle
- Moment of Force and System of Forces about a Point
- Adding One-Digit Numbers and Two-Digit Numbers by Regrouping
- Cylindrical and Spherical Coordinates
- Position Vector in Two or Three-Dimensions
- Subtraction of Rational Numbers
- Using Riemann Sum to Express, Evaluate, and Estimate the Definite Integral
- Using the Quadratic Formula to Solve Quadratic Equations with Two Rational Roots
- Using the Quadratic Formula to Solve Quadratic Equations with Two Irrational Roots
- Indeterminate Forms and L'Hôpital's Rule
- Using Conservation of Energy in the Circular Motion
- The Breakdown of Circular Motion
- Empty Set
- Subtracting Multi-Digit Numbers, When Some Digits Are Zeros
- Writing Variables Equation to represent word problems
- Hypotheses, Theories, and Laws
- Allotropes of Carbon
- Using Models to Find the Number of Equal Shares
- Using Models to Find the Number of Equal Groups
- The Number of Minutes in an Hour
- Using the Subtraction Symbol
- Physical Effects of Bonding Type
- Finding the Perimeter of a Rhombus
- Reactions on Surfaces
- Protons, Neutrons, and Electrons
- Energy Changes in Reactions
- Types of Solid
- Le Chatelier's Principle
- Making and Breaking Chemical Bonds
- Periods in the Periodic Table
- Chemical Formulas
- Separating Mixtures
- Incomplete Combustion
- Alcohols
- Reactions of Metals with Acids
- Electrolysis of Molten Salts
- Empirical Formulas
- Ionic Structures
- Noble Gases