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Catalyst University
Dalton's Law of Partial Pressures for Anatomy & Physiology
In this video, we discuss the following:<br/>
[1] what is a partia<br/>l pressure?
[2] the basics of Dalton's la<br/>w of partial pressures
[3] how these relate to atmospheric gas that we breathe
[1] what is a partia<br/>l pressure?
[2] the basics of Dalton's la<br/>w of partial pressures
[3] how these relate to atmospheric gas that we breathe
Visual Learning Systems
Solutions at Work: What Are Solutions?
Upon viewing the Solutions at Work video series, students will be able to do the following: Explain that a solution is a type of mixture made of two or more substances that are evenly distributed. Provide an example of a common solution....
FuseSchool
What are Mendel and Genetic Crosses
Gregor Mendel that came up with the correct hypothesis for how inheritance of traits works. Mendel published his ideas in 1866, but it took until the 1900’s for his ideas to be recognised. Mendel studied the inheritance of different...
National Institute of Standards and Technology
Preparation of Middle Distillate SRM Blends
This video demonstrates how to blend NIST middle distillate certified reference materials. It is intended to be used in conjunction with NIST Special Publication SP 260-167 available at href='http://ts.nist.gov/MeasurementService...'...
PBS
The Origin of Gender
Why do we think there are only two genders? Because there are cultures that believe there are many more than two genders. And what's the difference between sex and gender?
Visual Learning Systems
Elements, Compounds, and Mixtures Quiz
This video is a quiz over the topics covered in the Elements, Compounds, and Mixtures series. In this series, we explored the fascinating world of elements, compounds, and mixtures. We learned that matter is made up of tiny particles...
Professor Dave Explains
Types of Colloids and Their Properties
Earlier we learned that as far as mixtures go, we can have homogeneous solutions, or totally heterogeneous mixtures, where components don't mix. But there are actually intermediary mixtures, where substances mix to some limited degree....
Professor Dave Explains
Column Chromatography
Looking at column chromatography as a separation technique.
Professor Dave Explains
Types of Matter: Elements, Compounds, and Mixtures
What's the difference between a physical change and a chemical change? What are elements, compounds, pure substances, and mixtures? So many definitions to learn! Don't worry, Professor Dave will take you through the details.
Wonderscape
Science Kids: Exploring Mixtures and Solutions
In this video, students will learn about different methods of separating substances in mixtures and solutions. They will explore physical changes in matter, the properties of mixtures and solutions, and the processes of evaporation,...
Visual Learning Systems
Understanding Mixtures
In this video, students are introduced to the concept of mixtures. They are shown examples of mixtures such as salad dressing, sand, and breakfast cereal, and are taught that a mixture consists of two or more substances that are not...
Visual Learning Systems
Investigating Mixtures, Solutions, Elements, and Compounds: Investigating Mixtures
Upon viewing the Investigating Mixtures, Solutions, Elements, and Comnpunds video series, students will be able to do the following:
Understand that everything we see, touch, and even things we can't see are made up of...
Visual Learning Systems
Investigating Mixtures, Solutions, Elements, and Compounds: Solutions in Action
Upon viewing the Investigating Mixtures, Solutions, Elements, and Comnpunds video series, students will be able to do the following: Understand that everything we see, touch, and even things we can't see are made up of matter. Understand...
Visual Learning Systems
Understanding Solutions: Ocean Water vs. Lake Water
In this informative video, we explore the differences between ocean water and lake water. We learn that ocean water is salt water, while lake water is referred to as fresh water. Both of these are examples of solutions, which are types...
Visual Learning Systems
Types of Mixtures
In this video, the teacher explains the different types of mixtures: homogeneous mixtures, heterogeneous mixtures, colloids, and suspensions. Using examples such as granite, salad dressing, toothpaste, and river water, the teacher...
TED-Ed
The Science of Macaroni Salad: What's in a Mixture?
Mix things up in your physical science class by introducing mixtures. The three types are defined: suspension, colloid, and solution. It all depends on the size and type of the involved particles. With attractive animation and an...
Khan Academy
Khan Academy: Introduction to Partial Pressure
Learn the definition of partial pressure and see Dalton's law of partial pressure. Find out how to calculate the partial pressure of a gas in a mixture from the total pressure and partial pressure of the other gases in the mixture. [6:51]
Sophia Learning
Sophia: Science Tutorials: Classification of Matter
Created to teach students of the 21st century, SOPHIA is bringing classification of matter straight to your fingertips. Become the commander of your own learning experiences as you take part in this interactive tutorial. [4:52]
Sophia Learning
Sophia: Classification of Matter
This lesson will introduce the systematic classification of matter used in chemistry, defining the terms heterogeneous, homogeneous, pure substance, mixture, compound, element and providing examples.
PBS
Pbs Learning Media: The Ruff Ruffman Show: Ruff Mixes It Up
Explore kitchen chemistry as Ruff Ruffman learns that mixing the right ingredients matters when creating a colorful dessert. [5 min, 8 sec]
Bozeman Science
Bozeman Science: Ap Chemistry: Molecules & Elements
In this video, Paul Andersen explains how elements and molecules are made of atoms. In a pure sample of a pure substance the average mass remains the same. If more than one atom is found in a molecule the ration of average masses remains...