MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
Crash Course
Energy & Chemistry: Crash Course Chemistry
Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week,...
MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
MinuteEarth
Dangerous Marshmallows?!
Burning a marshmallow can release more energy than detonating an equal mass of TNT...so why isn't a marshmallow as dangerous?
SciShow
Big Idea: Gunpowder
Chinese alchemists searching for an elixir of eternal life discovered the world's first chemical explosive. Hank has the full story on gunpowder in this SciShow about a big idea of science.
Crash Course Kids
Food Chains Compilation
Maybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about how we get energy. And how one animal gets energy from another animal, or a plant. It's all about food chains and food...
Crash Course Kids
Vegetation Transformation
Have you ever seen a magic trick where one thing changes to another thing? Well, that's nothing compared to what plants can do through a process called photosynthesis. In this episode, Sabrina talks about how photosynthesis works! This...
Crash Course Kids
Feed Me: Classifying Organisms
FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first...
Bozeman Science
Thinking in Energy - Level 6 - Conservation of Energy
In this video Paul Andersen shows conceptual thinking in a mini-lesson on the conservation of energy. Two examples are included in the video and two additional examples are included in the linked thinking slides. TERMS Energy - the...
SciShow
Do Fat Cells Ever Really Go Away?
Okay- you lost weight, but what actually happened to those fat-storing cells?
SciShow
World's Most Asked Questions What Is Energy
What is Energy? The short answer is EVERYTHING. But what does that mean? Let SciShow explain.
Bozeman Science
Energy Concepts
In this video Paul Andersen explains the different forms and units for energy. A discussion of the laws of thermodynamics is also included. Sample conversion problems using dimensional analysis is also included.
Crash Course
Photosynthesis: Crash Course Biology
Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well.
Crash Course
What Are Ecosystems? Crash Course Geography
Today we're going to take a closer look at ecosystems -- which are communities of living organisms in an area interacting with their environment -- and how this relationship between the amount of energy a place receives and the movement...
Crash Course Kids
Life on Other Planets
Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash...
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
Crash Course Kids
Fabulous Food Chains
Everyone eats, right? But how does that food get the energy to power you? In this episode of Crash Course Kids, Sabrina talks about the way energy moves, or flows, through an ecosystem and how that movement forms Food Chains! This first...
Bozeman Science
Energy Transfer
In this video Paul Andersen explains how energy can be transferred from one system to another. In a closed system the energy can be transferred as either work or heat. Thermal energy transfer is know as energy transfer through heat....
Bozeman Science
Conservation of Energy
In this video Paul Andersen explains how energy can neither be created nor destroyed but may be transferred. Energy comes in many forms (including chemical, mechanical, light, electrical, and thermal). In AP Chemistry students must be...
Curated Video
Autotroph
An organism that can make its own food, being able to produce complex organic compounds, such as proteins and carbohydrates. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Chemical energy
Chemical energy is stored in all compounds, and can be released in chemical reactions. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Photosynthesis: Converting Sunlight into Chemical Energy
The process that plants use to convert energy from the Sun into chemical energy. 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
Manipulating Light
When light hits something, a number of things can happen: it can be reflected, refracted, diffracted or absorbed. But what does this mean? Physics - Waves - Learning Points. Manipulation of light is vital to our survival. Light waves...
Curated Video
What is a Calorie?
Everything we eat contains calories. We need them to function and carry out everyday tasks. How do we know which foods are right to eat and which contain 'empty calories'? Chemistry - Chemical Industries - Learning Points. Calories are...