Physics Girl
Why is the universe flat?
Cosmic inflation is a theory that was proposed in the 1980s by cosmologist Alan Guth to answer some of the most fundamental questions of the origins of our universe. It also solved the Horizon Problem and the Flatness Problem.
Curated Video
Solving Word Problems Involving Volume Using Diagrams
In this video, the teacher explains how to solve word problems involving volume using diagrams. They clarify the concept of volume and its application to liquids, gases, and solids. The teacher also demonstrates the use of conversion...
Curated Video
Solving Sphere Volume Problems
In this video, students learn how to solve problems involving the volume of spheres by visualizing the problem and working backward. The video explains the difference between volume and surface area and guides students through the steps...
Visual Learning Systems
Measuring Volume: Tools and Techniques
This video explains different methods of measuring the volume of liquids and objects. It demonstrates the use of tools such as beakers, graduated cylinders, and water displacement to accurately measure volumes. The video also highlights...
Catalyst University
Phase Diagrams | The Clausius-Clapeyron Equation [Derivation Pt. II]
In this video, I use the previously derived Clapeyron equation (previous video [link below]) to derive the Clausius-Clapeyron Equation.
Curated Video
Preparing Soluble Salts Using Acids and Alkalis through Titration Technique
The video explains how to prepare a soluble salt using acids and alkalis. The presenter explains the concept of titration and its importance in determining the exact amount of acid required to neutralize a base. Through the process of...
Catalyst University
Free Energy Functions: A Physiological Perspective
Free Energy Functions: A Physiological Perspective
Visual Learning Systems
Measuring Mass and Volume: Tools for Measuring Volume
This program begins by discussing common ways mass and volume are measured in the home. The video highlights how mass and volume are measured with various types of equipment in the school science lab. Some of the different tools used to...
Curated Video
Applying Exponents to Area and Volume Models
This video demonstrates this concept using examples of squares, cubes, and other multi-dimensional figures. The video highlights the relationship between multiplying bases and adding exponents to determine the total dimensions of a shape.
Curated Video
Relating Changes in Cube Edges to Volume Using Polynomial Equations
In this video, we learn how to relate changes in the edges of a cube to changes in its volume using polynomial equations. We explore the concept of polynomial identities and how they can be used to simplify expressions and find the new...
Curated Video
Exploring Volumes: Cube and Sphere Equivalency
In this video, the teacher explains the relationship between the volume of a cube and the volume of a sphere. They demonstrate how to calculate the volume of a sphere using the formula pi r cubed, and then show how to find the radius of...
Curated Video
Calculating Density: Mass and Volume Relationship
This video is a lecture presentation on how to calculate the density of a substance. The presenter explains how density is the property of a substance that defines how massive that substance is per unit volume. The video shows examples...
Visual Learning Systems
Volume and Density: Calculating Volume
This series of videos explores the concepts of volume, mass, and density. The means by which volume and density are calculated is highlighted. Everyday examples of each make the concepts easy to understand.
Curated Video
Understanding Gas Volume: Avogadro's Law and Molar Gas Volume
The video discusses the measurement of the volume of gases, with a focus on Avogadro's law, molar gas volume, and how to calculate the volume of a gas from its mass. The presenter explains the theory behind each concept and demonstrates...
Visual Learning Systems
The Science of Density
In this video, the concept of density is explained using the comparison between a golf ball and a ping-pong ball. A practical example is shown to illustrate how to calculate density using measurements of mass and volume. This video is...
Catalyst University
Real Gas Behavior | The Hard Shell Model [Example #1]
Here, I work an example in which pressure is calculated using the Hard Shell gas model. We then compare it to that calculated using the ideal gas model. ***Next Example: https://youtu.be/DdCoxgpLD3U
Visual Learning Systems
What Is Matter?: Summing Up
In this wonderful introduction to the nature of matter, students will explore how they depend on and interact with matter. The program clearly demonstrates some of the physical and chemical properties of matter. Special attention is paid...
Curated Video
What Is A Decibel? Can 'Negative' Decibels Exist?
The decibel is used to measure sound levels. It is represented by dB and is widely used in signals, communication, and electronics. The term decibel can be used to express an absolute value or a change in value (+1 dB or -1 dB). Decibels...
Catalyst University
Physical Chemistry | The Hard Shell Model
1) What is the Hard Shell Model equation of state? 2) What is the constant, b? 3) What does this model tell us about repulsions? 4) Overall, what is the theory of the Hard Shell Model?
APMonitor
Data Science 🐍 Features
Features are input values to regression or classification models. The features are inputs and labels are the measured outcomes. Classification predicts discrete labels (outcomes) such as yes/no, True/False, or any number of discrete...
Blockchain Central
Is Day Trading Worth It? | Blockchain Central
This week on Blockchain Central we will dive into the world of day trading crypto! Find out what are the main mechanisms of the market, how can you profit form selling and buying cryptocurrencies and see what are the downsides of this...
Visual Learning Systems
Volume and Density: Volume and Mass
This series of videos explores the concepts of volume, mass, and density. The means by which volume and density are calculated is highlighted. Everyday examples of each make the concepts easy to understand.
Visual Learning Systems
Measuring Mass and Volume: Volume
This program begins by discussing common ways mass and volume are measured in the home. The video highlights how mass and volume are measured with various types of equipment in the school science lab. Some of the different tools used to...