SciShow
Why Is Freezer Burn Ruining My Food?
Freezer burn, what's your deal? Why are you ruining our dinner plans?
SciShow
Tapputi-Belatekallim: The First Chemical Engineer | Great Minds
A perfumer from Ancient Babylon named Tapputi-Belatekallim is possibly history's first recorded chemist, and some of the techniques she used are still in practice today.
SciShow
Airplanes and Other Man-Made Cloud Machines
What do airplanes, power plants, ships, and explosions have in common? They all make clouds!
MinuteEarth
What is Freezer Burn?
Why do ice cubes shrink, ice cream get frosty, and vegetables dry out in the freezer? FREEZER BURN!
Curated Video
Vaporise
To change, or cause something to change, into gas or vapour. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Sublimation
When a solid changes directly into a gas, without passing through a liquid stage. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Fire Extinguisher Sublimation
We release carbon dioxide from a fire extinguisher against a dark cloth to see what happens. The expanding gas cools as it leaves the extinguisher, forming a visible dry ice solid on the cloth. As it warms, the carbon dioxide vanishes...
Curated Video
Cambios de Estado - Materia
En la Tierra, los materiales pueden existir como sólidos, líquidos o gases y cambiar de un estado a otro al calentarse o enfriarse, alterando sus propiedades. Procesos como evaporación, condensación, fusión y sublimación describen estas...
Curated Video
द्रव्य की स्थिति के परिवर्तन | मामला | भौतिक विज्ञा | FuseSchool Hindi
यह वीडियो पदार्थ की तीन मुख्य अवस्थाओं (ठोस, तरल, गैस) और उनके बीच के संक्रमण के बारे में है। गर्मी के प्रभाव से, ठोस बर्फ पिघलकर तरल पानी में बदल जाती है, और जब तरल को गर्म किया जाता है, तो वह गैस में परिवर्तित हो जाता है। वीडियो में...
Mister Simplify
Human Defense Mechanisms by Anna Freud - Simplest Explanation Ever
Why do people get defensive time and again? What do we actually direct towards when we refer to defensiveness? Where do defense mechanisms come from? These and some more questions will be explained as we look at the contributions of...
Curated Video
Sublimation
Sublimation explores states of matter by explaining and providing examples of the process of sublimation.
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Runoff
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Precipitation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
NASA
NASA in Silicon Valley: Solving the Mystery of Pluto’s Giant Blades of Ice: Podcast
A feature from NASA's Ames Research Center in Silicon Valley originally posted on September 26, 2017.
Visual Learning Systems
The Changing Phases of Matter: Solid to Gas Phase Change
Upon viewing the The Changing Phases of Matter video series, students will be able to do the following: Explain that phases of matter, also called states of matter, are the physical forms matter can take. State the four phases of matter:...
Curated Video
What Is Dry Ice?
Dry ice is the solid form of carbon dioxide that, through a process called sublimation, transforms from a gas directly into a solid. Due to its extremely low temperatures, dry ice is an important tool in food preservation, the creation...
STAT
A doctor logs long hours at work while fasting for Ramadan
During Ramadan, the Islamic month of fasting, Dr. Ghulam Abbas Kharal manages a busy patient schedule without eating or drinking from dawn to dusk.
STAT
Balancing work and faith during Ramadan
During Ramadan, the Islamic month of fasting, Dr. Ghulam Abbas Kharal must manage a busy patient schedule without eating or drinking from dawn to dusk.
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Percolation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
ProTeachersVideo
Demonstrating Chemistry - Spectacular Experiments: Dry Ice - Sublimation
Prof Hal Sosabowski demonstrates this simple yet effective experiment, which reveals several properties of solid carbon dioxide. Hal shows us how clouds of water vapour can be formed, how carbon dioxide is denser than air, how a gas...
NASA
NASA | How to Cook a Comet
A comet's journey through the solar system is perilous and violent. Before it reaches Mars - at some 230 million miles away from the sun - the radiation of the sun begins to cook off the frozen water ice directly into gas. This is called...
msvgo
Separation of a Solid-Solid Mixture
It explains separation of solid-solid mixture by using two methods, namely sublimation and evaporation.
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Evaporation
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...
Weatherthings
Water Smart: The Sun, Water Cycle, & Climate - Quiz
The Sun, Water Cycle, & Climate shows us how the sun produces heat to drive the water cycle. It's made clear that the water cycle continues in the absence of sunlight or heat. We learn how the two components of climate- temperature and...