Curated Video
Force and Extension Experiments: Analyzing the Relationship Between Force, Extension, and Work Done with a Spring
This video is a lecture presentation analyzing the results of an experiment on the relationship between force and extension in a spring. The presenter uses graphs, tables, and equations to explain how the force and extension are...
Curated Video
Solving Systems of Equations using Linear Combination
In this video, we learn how to solve a system of equations using linear combination, also known as elimination. The teacher explains the process step by step and provides examples to demonstrate the concept. By adding the two equations...
Curated Video
Stars and Galaxies: Measuring Distance with Light Years
This is a lecture presentation on stars and galaxies. The presenter starts by describing the general structure of our solar system and the Milky Way, which is one of the billions of galaxies in the universe. They explain how astronomical...
Curated Video
Determining Correct Shading of Half Planes on a Graph
In this video, we demonstrate the process of choosing points on the line and in the shaded region to check if they make the inequality true. By using these methods, students can ensure that they have accurately shaded the correct half...
Curated Video
How to Write Equations Using Vertical Angles
This video is a math lesson about how to write equations to solve vertical angle problems. The instructor explains what vertical angles are and how to identify them, and provides examples of how to write equations using the information...
Math Fortress
Calculus III: The Dot Product (Level 9 of 12)
This video goes over the dot product also known as the scalar product. This video goes over 3 examples illustrating how to find the scalar projection, vector projection, and orthogonal projection.
Math Fortress
Calculus II: Trigonometric Integrals (Level 3 of 7)
This video is an introduction to solving trigonometric integrals that contain combinations of trigonometric functions. Specifically, those that contain powers of sine and cosine. This video covers 1 basic example illustrating the case...
Curated Video
Understanding Arithmetic Sequences and Linear Functions
In this lesson, students will learn how to determine the explicit rule for an arithmetic sequence and how it represents a linear function. They will create a table of values and graph ordered pairs on a coordinate plane to visualize the...
Curated Video
Calculating Y-Intercept Using the Slope-Intercept Equation
In this video, the teacher explains how to interpret the equation of a linear model by calculating the Y intercept using the slope intercept equation. They demonstrate the steps to find the slope and substitute values into the equation...
Curated Video
Understanding Power and Calculating Power-Related Quantities
This video provides an explanation of the concept of power, which refers to the rate at which energy is transferred or work is done. The video discusses how power can be expressed in different ways, and highlights the importance of...
Curated Video
Introduction to Moments: Understanding and Calculating Forces and Distances
This is a lecture video on moments, which explains what a moment is and how to calculate the moment of a force. The video uses various examples to illustrate the concept of moments and how they are affected by the magnitude and direction...
Curated Video
Finding Solutions through Intersection on a Graph
In this video, the teacher explains how to find the solutions to a system of equations by graphing them and looking for points of intersection. They demonstrate that a system of equations can have one, more than one, or no solutions,...
Curated Video
Graphing Equations from a Table of Values
In this video, the teacher explains how to graph equations using a table of values. They demonstrate the process using two examples: X + y = 7 and X^2 + y^2 = 25. By choosing values for X or Y and solving for the other variable, they...
Brian McLogan
Solve a system of linear equations using substitution
👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Math Fortress
Calculus II : Integration By Parts (Level 6 of 6)
This video goes over two examples| covering the proper way to find definite integrals that require the use of multiple integration techniques. Specifically| integration by parts and u-substitution.
Virtually Passed
Basic statics problem finding reactions of pin supports
This video shows how to find the magnitudes of reaction forces of pins. A general approach to this question is to 1) draw a FBD 2) use Mtotal = 0 and Ftotal =0 3) solve the algebra. A few things to note are: Pin supports apply external...
Curated Video
Presentations on Exponential Growth: Calculating Population Growth and the Rate of Change
This video is a lecture presentation on solving questions involving the general exponential formula, specifically in the context of population growth. The presenter goes through three separate questions, demonstrating how to use the...
Curated Video
Indefinite Integration of Rational Powers of x - excluding (-1)
The video is a tutorial on indefinite integration of rational parts of X excluding -1. The speaker explains the process of integration, which is the reverse of differentiation, and how to increase the power of a given function and divide...
Curated Video
Evaluating Functions: Introduction to Function Notation
This video explains how to evaluate functions written in function notation by substituting specific domain values. It discusses the concept of relations and functions and show examples of determining if a relation is a function or not....
Virtually Passed
Projectile Motion proof
Formulas used for finding the velocity and position of a projectile. Featured playlist 6 videos Dynamics: Curvilinear Motion Virtually Passed
Curated Video
Understanding Linear Equations: Infinitely Many Solutions
In this video, the teacher explains that linear equations can have infinitely many solutions by transforming them into a simpler form. The properties of equality are introduced, showing that adding, subtracting, multiplying, and dividing...
Curated Video
Solving a System of Quadratic and Linear Equations by Substitution
In this lesson, students will learn how to solve a system of a quadratic and linear equation using substitution. They will understand that a system is a group of equations and its solution makes both equations true simultaneously.
Hip Hughes History
Why I Oppose EdReform
Common Core, rigor, accountability, testing, data driven instruction.... stop me if you are feeling queasy. As an experienced educator of 15 years I have seen my profession become something that I barely recognize and it makes me sad....
Flipping Physics
Introductory Static Friction on an Incline Problem
A book is resting on a board. One end of the board is slowly raised. The book starts to slide when the incline angle is 15°. What is the coefficient of static friction between the book and the incline?