Naomi Montacre of Naomi's Organic Farm Supply explains some of the ins and outs when choosing a heating lamp to keep your chicks warm and reduce their stress levels. Part 7 in this ongoing series.

It's not perfect, and the flame circulation could be improved, but it is easy to use without constant attention.

Learn the basics about aluminium - anodising it and the uses of aluminium, when learning about metals and their reactivity as a part of environmental chemistry. Aluminium is a very reactive metal. It's protective layer of oxide is very...

Discover the properties and uses of mercury, as well as its historical significance, toxic nature, and various applications in thermometers, dental amalgams, batteries, and more. This video also emphasizes the shift towards safer...

In this video, the teacher provides a detailed description of the element chromium. They explain its chemical symbol and atomic number, as well as its physical properties such as its gray, shiny, and hard nature. The teacher explains the...

The video discusses how to measure entropy change in chemical reactions through an experiment using calorimetry. It explains the concepts of exothermic and endothermic reactions and how to calculate heat energy change. The equipment used...

This is a lecture presentation about an experiment to compare the effectiveness of different materials as thermal insulators. The presenter introduces the concept of thermal insulation and explains how the experiment is set up. They show...

In this video, we learn about titanium, a strong and lightweight element with various uses and properties.

This is a lecture presentation on the uses of metals. The video explains how the physical and chemical properties of metals determine their possible uses. Then the video focuses on specific metal types such as aluminum and copper and...

Ever wonder why Sarah's computer sticker reads "PLEASE DO NOT TOUCH"? Art and Architecture Conservator Richard McCoy joins us to discuss when it's appropriate to touch art, when it's not, and why. AND! He gives us an extra credit...

In this week's episode we also explore spot fires, haptic technology for touchscreens, and finally we examine the recent water contamination in Pennsylvania and West Virginia. Check it out!

Staying safe in all kinds of weather and avoiding weather-related injuries are the focus of this practical video. Concepts and terminology: lightning, tornado, wind, hurricane, and safe shelter.

Today we are going to tell you how medieval weapons were made. We went to the Wolin island, for the biggest viking festival in Poland to learn the secrets from real blacksmiths.

Different types of rocks contain different classes of minerals, which can tell us a lot about the geological environment in which the rock formed. What are these different mineral classes? What is the common structure of each...

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...

In this video, we learn about the components and functions of a hard drive, a data storage device used in computers. The video explains how data is stored and retrieved and how it reads and writes data without physical contact. It also...

Chain mail and suits of armor were some of the most recognizable parts of medieval warfare. Created in response to swordplay, the dominant form of combat at the time, they've become somewhat legendary for their striking appearance on the...

Learn the basics about future extraction methods including bioleaching and phytomining. This is a part of the overall environmental chemistry topic.

What happens to buried garbage? How does garbage change? What problems does garbage cause? By taking a trip to a recycling center, landfill and town dump kids will come to understand what happens to trash and garbage after they throw it...

It describes the two steps of extraction- conversion of oxide and reduction of oxide to metal.

The Trans-Effect: Example 2

In addition to ligand exchange, another common organometallic reaction is oxidative addition. This commonly occurs with metals that have stable oxidation states that are two apart. Let's explore some examples of different stypes of...

Learn the basics about Alkaline Earth metals which are a group of chemical elements in the periodic table with very similar properties? What are those properties? Find out more in this video!

The kinds of lessons weaved throughout the movie are also present in the original Wizard of Oz books, on which the film is loosely based, but in the original stories, there are so many limbs being lost in any given chapter that the...