"U.S. Constitution: Article Three" explains the responsibilities of the judicial branch by analyzing Article III of the U.S. Constitution.

If you have ever torn up a piece of paper or seen ice melt, then you have witnessed physical changes. This fascinating program helps students understand some of the different ways matter changes physically. Vivid animations also...

Howcast - Learn how to say "please speak more slowly" in Italian with this Howcast video.

Why does changing just one proton in the nucleus of an atom make a different element? How can a single proton make such a huge difference in an element’s properties?



The simple answer is: The number of...

In this video Paul Andersen explains how chemical differs from physical change. In the laboratory macroscopic observations are used to infer changes at the particulate level. Evidence for chemical change include gas production, change...

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.

Girls are taught all about the changes that happen to their bodies as they transition from child to adult. What is puberty? What are the physical changes associated with puberty? What is menstruation? What are the social and...

Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about lab safety, the scientific method, atoms, molecules,...

Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about bioling, melting and heating different substances!

This video discusses energy transfers within different systems. It provides five examples, including the energy transfer when a ball is projected vertically upwards, when a moving object hits an obstacle, when brakes are applied to slow...

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...

Upon viewing the Weathering and Erosion video series, students will be able to do the following: Describe weathering as a process that involves the breaking down of rocks and other materials on Earth's surface. Differentiate between the...

By the end of this learning object, the student :will be able to Recognize metals, nonmetals and their different properties.9803

The equations of quantum field theory allow us to calculate the behaviour of subatomic particles by expressing them as vibrations in quantum fields. But even the most elegant and complete formulations of quantum physics - like the Dirac...

Astronomers have spent the past century (roughly) trying to figure out where all the elements on the Periodic Table come from. For example, the oldest hydrogen emerged when the universe was just a baby (Big Bang nucleosynthesis). And the...

This video is an educational program about physical and chemical changes in matter. The host uses examples such as baking cookies and a rusty bike fender to explain the concepts of physical properties of matter, chemical reactions,...

Mr. Andersen explains the difference between physical and chemical changes. A brief discussion of chemical reactions and equations is also included.

The video explains the three main states of matter, which are solids, liquids and gases, and their properties. The concept of state symbols is introduced to indicate what state chemicals or particles are in a reaction. The video also...

SciShow Space News shares the latest developments from around the universe, including the Curiosity’s arrival at its final destination, and new insights into what clues we should really be looking for in our search for alien life.

True Calling Grant Filmmaker: Chelsea Kanstrup It all started when Ry Williams decided to run across the country. From there he became a motivational speaker, which led to learning how to weld and working in the oil and gas industry....

This video introduces the Chemical Changes series. This program illustrates and explains numerous examples of chemical changes. It also takes a look at some of the common characteristics of reactions that occur chemically. Concepts and...

Upon viewing the Weathering and Erosion video series, students will be able to do the following: Describe weathering as a process that involves the breaking down of rocks and other materials on Earth's surface. Differentiate between the...

Upon viewing the Weathering and Erosion video series, students will be able to do the following: Describe weathering as a process that involves the breaking down of rocks and other materials on Earth's surface. Differentiate between the...

Upon viewing the Weathering and Erosion video series, students will be able to do the following: Describe weathering as a process that involves the breaking down of rocks and other materials on Earth's surface. Differentiate between the...