3Blue1Brown
Triangle of Power
Get to the point! An absorbing video introduces some new notation for exponents, logarithms, and radicals using the three points of a triangle. It explains how to use this notation and how it is more intuitive than the accepted notation...
Fuse School
What Makes Something Acidic?
An informative video provides a definition for an acid, where it falls on the pH scale, and how individuals test for them. It uses many examples with chemical equations.
Berkeley University of California
The pH Scale
Studying acids and bases can be basic. Over the course of four short videos, an instructor explains the pH scale. Viewers observe a demonstration and watch the instructor solve two quiz questions in detail.
Curated OER
What is a Natural Logarithm?
The instructor shows how logarithms of base e can be written as using the natural logarithm notation, abbreviated ln.
Curated OER
How Do You Convert From Exponential Form to Natural Logarithmic Form?
This video shows how to convert an equation in exponential form to logarithmic form. The example shown uses base e, and it is converted to an equation using a natural logarithm.
Curated OER
How Do You Express a Logarithm in Terms of Common Logarithms?
Logarithms can be a little tricky and if you'd like to use a calculator you'll need to use a formula to change the given logarithm into base ten. This tutorial defines the formula, uses it to change a logarithm to base ten, then how to...
Calculus Expert
Use Laws of Logarithms to Simplify a Logarithmic Function
You don't want to risk breaking the Laws of Logarithms! The video instructor explains the steps to using laws to condense a logarithmic expression and evaluate the result. The lesson is a continuation of videos in a series of 29.
Curated OER
Bacteria: Growth Phases
A graph of bacteria growth is shown and explained in this one-minute clip. Help your young scientists learn how to read scientific graphs by showing them this video.
Khan Academy
Khan Academy: Algebra: Logarithmic Equations
Demonstrates how to convert a logarithmic equation to an exponential equation. [1:27]
Khan Academy
Khan Academy: Algebra: Introduction to Logarithms
Explains what a logarithm is and the relationship between logarithms and exponents. Practice problems available. [9:48]
Khan Academy
Khan Academy: Algebra: Sum of Logarithms With Same Base
Demonstrates how to apply the logarithm property regarding the sum of logarithms with the same base to simplify a logarithmic expression. [5:04]
Khan Academy
Khan Academy: Algebra: Using Multiple Properties to Simplify
This video demonstrates how to apply the property that division inside a log can be turned into subtraction and the logarithm of a power property to simplify a given logarithmic expression. [2:10]
Khan Academy
Khan Academy: Logarithm Basics: Introduction to Logarithms
An introduction to logarithms
Khan Academy
Khan Academy: Logarithm Properties: Sum of Logarithms With Same Base
Sum of Logarithms with Same Base
Khan Academy
Khan Academy: Logarithmic Functions
Vi and Sal talk through the intuition of Benford's law (part 2)
Khan Academy
Khan Academy: Logarithm Properties: Proof
Proofs of the logarithm properties: A(log B) = log (B^A) and log A - log B = log (A/B)
Khan Academy
Khan Academy: Logarithm Basics: Logarithms
Intro to logarithms. Learning that logarithms are just a way of expressing "the exponent that you have to raise a base to to get another number"
Sophia Learning
Sophia: The Change of Base Property for Logarithms
The change of base property for logarithms is explained using detailed examples. Learners watch the video tutorial to learn about the concept.
Sophia Learning
Sophia: The Power Rule for Logarithms
Students learn how to use the power rule for logarithms. The video lesson includes a detailed explanation that examines the algebra concept.
Sophia Learning
Sophia: The Product Rule for Logarithms
The product rule property for logarithms is explained using detailed examples. Learners watch the video tutorial to learn about the concept.
Sophia Learning
Sophia: The Quotient Rule for Logarithms
Students learn how to use the quotient rule for logarithms. The video lesson includes a detailed explanation that examines the algebra concept.