Amor Sciendi
"Power" by Adrienne Rich Explained
A close reading of Adrienne Rich's classic poem "Power"
ProTeachersVideo
Demonstrating Chemistry - Spectacular Experiments: Glowsticks
Prof Hal Sosabowski demonstrates how glowsticks work in this visually impressive experiment, which can be used to teach about luminescence and rates of reaction. He mixes the chemicals in both standard and ultra-bright glowsticks,...
Curated Video
Chemistry Lab Safety Precautions and Hazards
This video discusses the different hazards and risks that can arise when carrying out chemistry experiments in a laboratory. It provides general safety precautions such as keeping workspaces clear and avoiding eating or drinking in the...
Curated Video
Amylase and pH Experiment - Theory
The video is the first part of a three-part lecture series on the amylase and pH experiments. It discusses the theory behind the experiment, the general method to be followed, and the factors that impact the effectiveness of amylase in...
Catalyst University
Triple Sugar Iron (TSI) Agar
1) Theory behind the triple sugar iron (TSI) in microbiology. 2) How to identify A/A, K/K, and K/A reactions. 3) How to identify production of gas and/or hydrogen sulfide (H2S).
Curated Video
Amylase and pH Experiment - Observing Results
The video is the second out of three lecture presentations on an experiment involving amylase and pH. The presenter introduces Catherine, who performs the experiment and collects results. Equipment for the experiment is shown and...
Curated Video
How to Conduct an Experiment on pH and Amylase in Biology
This video discusses the steps and analysis involved in carrying out an experiment on the effects of pH on the action of amylase, a digestive enzyme that breaks down starch into glucose. The video provides details on the equipment and...
Curated Video
Amylase and pH Experiment: Observing and Collecting Results
The video is the second of three lecture presentations on the amylase and pH experiment. It shows Catherine carrying out the experiment and collecting results. The presenter begins by discussing the equipment that Catherine is using,...
The Backyard Scientist
Its like Liquid Nitrogen - but Fire!
Giant Air Plant information: Its scientific name is Tillandsia Utriculata. They are called 'air plants' because they typically live in trees. People sometimes think the name means they can survive air alone, but thats wrong! they still...
Curated Video
Food Tests: Standard Tests for Starch, Reducing Sugars, Proteins, and Lipids in Different Foods
The video is a lecture presentation on food tests. It explains the four standard tests for starch, reducing sugars (such as glucose), proteins, and fats or lipids, and demonstrates how to carry out these tests on different foods. The...
msvgo
Chemical Properties of Acid and Base
It explains acids and bases in a laboratory. It explains reaction of acids and bases with metals, metal carbonates and metal hydrogen carbonates.
Curated Video
Iron Tests: Flame Test, Sodium Hydroxide Test, and Tests for Negative Ions
This video is an educational presentation on common tests used to detect the presence of particular ions in compounds. The presenter demonstrates and explains various tests for positive and negative ions, including the flame test and...
Visual Learning Systems
Safety in Science: Using Heat
Safety in science always comes first. This program demonstrates safe practices in science when conducting even the simplest of activities. Emphasis is placed on avoiding accidents to eyes, skin, clothing, and equipment. Safe practices in...
Schooling Online
Biology Skills: Validity Part 1
The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! How does this affect the outcome (conclusion) of the competition? This lesson will introduce the concept of validity and examine the importance of...
Curated Video
Acids, Bases, and Salts: Reactions and Neutralization
The video provides an overview of acids, bases, and salts. It explains what acids and bases are, their reactions with metals and each other, and how some of these reactions can be described as neutralization. The video also discusses...
Curated Video
Preventing Corrosion: Understanding Rusting and Methods for Protection
The video talks about corrosion and its prevention methods. The video explains that water and oxygen are needed for rusting and demonstrates an experiment to investigate rusting. The video also discusses various methods of preventing...
msvgo
Factors affecting equilibria
It explains factors affecting equilibria in terms of LeChatelier's principle and effect of concentration change and pressure change.
Catalyst University
Coagulase Test | Theory & Results in Tubes and on Slides
In this video, we will discuss the theory and results of the coagulase test (in tubes and on slides).
Curated Video
Identifying Gases: Tests and Results
The video describes various tests that can be used to identify different gases. The narrator goes through four different gases, hydrogen, oxygen, carbon dioxide, and chlorine, and explains how to identify them. The video goes on to show...
Curated Video
Electrolysis of Aqueous Solutions
This is a lecture presentation on the electrolysis of aqueous solutions. The presenter explains what an aqueous solution is and what it contains, particularly aqueous solutions of metal salts. The presenter then presents a hypothesis on...
Curated Video
What's in Your Blood
In this video, I talk about the components found in the blood and their functions. We are going to talk about the Complete Blood Count (CBC) test that your doctor orders, red and white blood cells, platelets, and proteins like albumin,...
Curated Video
The Composition and Reactions of Oxygen and Carbon Dioxide in the Atmosphere
The video discusses the composition of air, specifically the gases nitrogen, oxygen, argon, and carbon dioxide. The presenter explains how these gases react with certain compounds and how they can be made from other substances. The video...