Hollywood often paints a romanticized vision of space travel, but living in a gravity-free environment has dirty downsides. It takes a lot of extra work for an astronaut to tend to their personal hygiene in space. Sometimes, they're even...

I’m sure you know that yoghurt comes from milk But did you know that bacteria are also a key ingredient? Yes – bacteria! But don’t worry, these are good bacteria and are often called probiotics. Your gut has thousands of types of...

A dishwasher is a time-saving machine that cleans dishware and cutlery using hot water and cleaning agents. It eliminates the need for manual scrubbing, making it easier for people to clean up after meals. With various features like...

Virtual Back to School Night! Meet Mrs. Thiele, Art Teacher

Explore the art and chemistry of latte art. Understand how the crema and microfoam of the steamed milk work together to achieve the consistency and properties necessary to create a design on the latte. The video also highlights the...

You gotta know your EAS reactions for this one! Make sure you do them in the right order, too.

The aristocrats of the Middle Ages (the fifth to 15th centuries) may not have thought of themselves as "foodies," exactly, but they certainly were obsessed with exotic and delectable fare. Medieval banquets were grand affairs, and they...

In this video, the teacher guides the viewers through a step-by-step process of painting a landscape using watercolors. They explain the materials needed, demonstrate various techniques such as wet-on-wet and dry brush, and provide tips...

The Algebra Word Problem Tutor series teaches by examples how to set up algebra word problems and solve them. This program teaches students how to solve word problems that involve mixtures. Students are taught how to read the problem...

This video tells the story of Marie Therese, the first child of Marie Antoinette and Louis XVI. It explores her childhood, and how her mother, Marie Antoinette, wanted to raise her to be more in touch with normal people. It also examines...

In this short video we will answer a multiple choice standardized math test question where we are asked to find the rate in cups per minute using fractions. We will first review that a rate is a ratio with specific units. We will write...

In this video, we are going to review project requirements and determine data sources.

• Learn how to take a given set of require
ments
• Understand what finalizing the requirements by multiple refinement and review...

The Henry reaction is sometimes called a nitroaldol reaction, because it involves the addition of a nitronate salt to a carbonyl compound. This is a great setup for a Nef reaction, which was learned in the previous tutorial. Let's look...

Can you name the key this piece of music is in? This music theory lesson explains how to look at a short extract of music and figure out the key without hearing it. This types of exercises are often met in theory exams, where you are...

Learn how to build and recognise major and minor chords. This music theory lesson teaches you how to construct major and minor chords above any given note. Two techniques are explained, one based on intervals and the other based on...

Let's hit one more olefination reaction, the Ramberg-Bäcklund reaction. This one involves an extrusion of sulfur dioxide to yield an olefin in intramolecular fashion. This is an example of a cheletropic reaction. Let's check out the...

When you look at a melody how do you know in which key it is composed? This music theory lesson presents a short piece and explains how to determine the key of a given melody. It also talks about modulation to a different key. How good...

Understand how to solve word problems involving adding fractions with the same denominator using visual models. The visual examples provided demonstrate how to correctly add fractions by understanding the concept of equally sized parts.

Practice REAL problems from actual past IIT/JEE exams with Professor Dave!

We just learned two separation techniques, so let's learn one more! Distillation separates compounds by virtue of their differing boiling points. If two liquids are miscible, we can't perform extraction, but if they have very different...

This video explains RGB images.<br<br/>/>

This clip is from the chapter "Image Processing" of the series "Deep Learning CNN: Convolutional Neural Networks with Python".This section focuses on image processing.

As always, the steps of a Gel Extraction depend on your specific lab and protocol. This vide will give you a general idea regarding when one would utilize a gel extraction and the general steps.

What the heck is gravimetric analysis? Well let's say we want to know how much of a substance is in some mixture. We could toss it in solution and cause it to form a precipitate with some other ion in solution. We can measure the mass of...

It's now time to dig into some olefination reactions, which generate olefins, or alkenes. The first is the McMurry reaction. It involves some rather mysterious titanium chemistry, via a mechanism that is not fully understood. Let's check...