This video provides a comprehensive overview of unit conversions in the physical sciences, emphasizing the importance of keeping track of units and using conversion factors. Viewers are guided through examples of converting measurements,...

This program covers the important topic of units and unit conversions in chemistry. We begin by discussing the primary units that will be used throughout the course. Next, we illustrate a very powerful technique to convert from one unit...

Mr. Andersen shows you how to use the factor label method to solve complex conversions.

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 work. Students are taught how to read the problem and...

The concept of the mole is a little tricky when you first learn about, but soon you're converting between grams and moles and atoms with ease. Let's practice some conversions using Avogadro's Number now!

SUMMARY

What is Spacetime? Are space and time the same thing? Space was thought to be nothing, an empty void with no matter in it. In 1908, Hermann Minkowski postulated that time could be thought of as a 4th...

Why does the universe have an upper speed limit on the speed of light? Why isn’t the top limit infinite? Or what if the speed of light was not constant but changed in different reference frames?...

Given the scale of the challenge, the conversation around climate change is often tinged with doom and gloom. But climate tech investor Gabriel Kra thinks we need to reframe the crisis as a source of tremendous opportunity. He offers...

This program covers part 2 of the very important topic of the atomic theory of matter. We discuss how atoms combine together to form new compounds. Students review the law of conservation of mass and how the mass of the substances at the...

Pupil outcome: I can use fraction, decimal and percentage conversions to solve problems. Key learning points: - To convert from percent to a fraction, start by converting each percentage into a fraction with a denominator of 100 - Use...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q11, which involves unit conversion. In this video, we will start by reviewing the basic units of length and time and their relationship. Then,...

Einstein Field equations explained intuitively and visually: Isaac Newton changed our paradigm by connecting earthly gravity, with the movement of heavenly bodies. He formulated an equation that is...

This video shows the process for solving the problem presented in SATs 2022 Paper 2 Q5, which involves converting units. Students will understand the concept of units of weight and the relationship between them. They will learn how to...

In the general chemistry series we learned all about dimensional analysis, and how we can use it to convert values from one set of units to another. Let's take it a step further and get some more practice!

In this video, the teacher explains the importance of using units to determine the correctness of answers in problem-solving. Students are shown examples of incorrect and correct approaches to problems, highlighting the role of units in...

A video entitled "Calculate Units in Formulas" that covers the process of converting units in real-world quantities to solve problems.

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q9, which involves calculating the time needed to fill a rectangular pool with water. Students will learn how to calculate the volume of a...

What is complex PTSD or cPTSD and how is it different from PTSD? How do we treat these problems? Think of PTSD as an emotional reaction to a traumatic situation. Complex PTSD is not an official...

Do you want to speak fast English? Is speaking fast part of your English study routine? Are you curious about how to speak fast and be understood? Great! In this video I’ll show you how reductions work in spoken English and why they’re...

In this video series you will learn multiple math operations. I teach in front of a live classroom showing my students how to solve math problems step by step. My math tutorials should be used to review previous lessons, complete your...

In this video series you will learn multiple math operations. I teach in front of a live classroom showing my students how to solve math problems step by step. My math tutorials should be used to review previous lessons, complete your...

This video will explain the concept of a mole and how to convert between moles, grams, and atoms.

Determine Lattice Energy from Kapustinski Approximation

Body Mass Index: Theory and Calculation