Why U
Algebra 51 - Three Variable Systems in the Real World - Problem 3
Algebra 49, 50 and 51 present three real-world problems which can be solved using systems of three linear equations in three variables. This chapter shows how the parameters of an equation for a circle can be determined, given three...
Professor Dave Explains
Exploring the Gliese 667 System
As we continue our search for earth-like, potentially habitable worlds, we come across an interesting triple-star system called Gliese 667. The smallest of these three stars, Gliese 667 C, is a red dwarf with several planets, one of...
Curated Video
Solving Systems of Equations by Elimination
In this lesson, students will learn how to solve systems of equations using the elimination method. They will understand the concept of multipliers and how they can be used to simplify equations and eliminate variables. By the end of the...
Visual Learning Systems
The Amazing Nervous System: Nervous System Overview
From skiing down a steep mountain, to playing the piano, the nervous system enables us to accomplish remarkable tasks. This video focuses on the amazing structures in the nervous system that allows humans to maintain and carry out a wide...
Executive Finance
Seven Steps to Improve Your Financial Close Process
This video provides a seven-step process for improving the financial close process, emphasizing the importance of considering the people aspect of any change management initiative and using a process-oriented approach. The steps include...
Professor Dave Explains
Biginelli Reaction
With the Passerini and Ugi reactions down, let's learn one more multi-component reaction, the Biginelli reaction. Developed by Pietro Biginelli in 1891, this reaction produces pyrimidine derivatives. What's the mechanism? What are the...
Why U
Algebra 48 - A Geometrical View of the Elimination Method
When the elimination method is used to solve a system of linear equations, viewing the geometrical changes that happen to the system during this process can give insight into the mechanisms which underlie the logic behind the algebraic...
Visual Learning Systems
Healthy Nervous and Endocrine Systems: Introduction
This program explores the essential components and functions of the nervous system while also investigating the endocrine system. The following parts of the nervous system are illustrated through colorful graphics: brain, spinal cord,...
Professor Dave Explains
Types of Binary Star Systems
Our solar system has just one star in it, the sun. But this is actually not the most common situation for systems. Most systems are multi-star systems, with binary systems being extremely common. These are systems where two stars orbit...
Visual Learning Systems
Healthy Circulatory and Respiratory Systems: Introduction
This video program explores the role of the body's circulatory and respiratory systems, emphasizing things we can do to maintain these important systems. Regular exercise, healthy eating habits, and not smoking are just a few of the...
Visual Learning Systems
Healthy Circulatory and Respiratory Systems: Maintaining Healthy Circulatory and Respiratory Systems
This video program explores the role of the body's circulatory and respiratory systems, emphasizing things we can do to maintain these important systems. Regular exercise, healthy eating habits, and not smoking are just a few of the...
Cerebellum
The Human Body Nervous Systems - Cranial Nerves
Experts in neuroscience help us understand why the human brain is a marvel of structure and function. This program examines the interaction of the spinal cord and nerve endings, as well as fascinating concepts like involuntary and...
Zach Star
What is Mechanical Engineering?
Mechanical engineering is the design and manufacturing of mechanical systems. You'll want to have a strong interest in advanced math and physics if you go into this major. Mechanical engineering is one of the most versatile of the...
Institute for New Economic Thinking
Matheus Grasselli: How Advanced Mathematics Can Support New Economic Thinking
Welcome to our new video series called "New Economic Thinking." The series will feature dozens of conversations with leading economists on the most important issues facing economics and the global economy today. This episode features...
Curated Video
CompTIA Security+ Certification SY0-601: The Total Course - Risk Management Concepts
A risk management framework aids in identifying and managing risks and is sometimes required for compliance with data privacy regulations such as GDPR and HIPAA. Organization security policies are often influenced by data privacy...
Brian McLogan
Find the values a and b that make the function differentiable
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Institute for New Economic Thinking
Joon Yun: Healthcare In The 21st Century
The 21st Century will be the Healthcare Century. Human endeavor creates prosperity, and health is an engine that powers human endeavor. Prosperous societies, in turn, consume more healthcare in a procyclical fashion. The effect of...
Curated Video
Human Defense Systems: Physical and Chemical Barriers and the Specific Immune System
This video explains the human defense systems and how our bodies protect against pathogens or microorganisms that cause diseases. The video emphasizes three main ways of defending ourselves against pathogens: physical barriers, chemical...
Global Health with Greg Martin
Health Systems - This Week in Global Health
This episode will focus on Health Systems.
Healthcare Triage
Medical Data Sharing and Your Tracker
The news is full these days of advances in phones and personal devices that will allow us to track and share more and more information about our health. The latest big announcement came from Apple, not long ago, when they announced a...
Visual Learning Systems
Healthy Skeletal and Muscular Systems: Summing Up
Action-oriented footage highlights the nature and care of the skeletal and muscular systems. The processes by which these systems work together to help us move are discussed. Specific things we can do to maintain these systems in a...
The Art Assignment
Use the Present Perimeter to create art. | Jonathan Nesci | The Art Assignment
This week we meet with artist and designer Jonathan Nesci at the First Christian Church in Columbus, Indiana. Jonathan uses systems of design to experiment with new materials and processes, and his assignment for you invites you to do...
Curated Video
Identifying Systems of Equations with No Solutions
In this lesson, students will learn how to identify systems of equations with no solutions. They will understand that a system of equations is when two or more equations have the same variables and values. Through graphical and algebraic...
Zach Star
Aerospace Vs Mechanical Engineering - How to Pick the Right Major
Aerospace and mechanical engineering are often a common toss up for students because these majors are so similar. The classes you take for both these disciplines are extremely similar. As an aerospace engineer you will take more specific...