Soliloquy
Why don't we fill an Airship with a Vacuum?
In the early 1900s massive airships ruled the sky, offering luxury commercial travel significantly faster than the steamships that ruled the waves. But a series of disasters, including the demise of Britain's R101 and culminating in the...
Curated Video
Graphing Absolute Value Functions Using Transformations
In this lesson, we learned how to graph absolute value functions by using transformations. We reviewed the concept of absolute value as the distance from zero on a number line and how it can be represented algebraically. We also explored...
Brian McLogan
Solve related rates rising hot air balloon
👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the...
Visual Learning Systems
Investigating Water: Where Is Water
Everyday we use water. We drink water, use it to cook our food, and we use it to wash things. This video takes a look at the many important investigating water uses of water, while exploring its basic characteristics.
Curated Video
Energy Transfers in Electricity Production: Identifying Methods and Processes.
This video discusses different methods of generating electricity and the energy transfers that take place in each of those methods. The processes covered include the generation of electricity from fossil fuels, from the energy stored in...
The Backyard Scientist
DIY "Liquid Nitrogen" Liquid Propane!
Hey guys, In this video I use liquid propane as an analogue to liquid nitrogen. Its easy, I just invert a propane cylinder and the propane comes out a a liquid. This liquid is very cold. about -40 degrees! I acts just like liquid...
Weatherthings
Water Smart: Water as a Natural Resource - Quiz
In Water as a Natural Resource we are introduced to words such as habitat, ecosystem, watershed and estuary. Not only do kids learn that water exists everywhere on Earth, but that it is vital for life in plants, animals, and all other...
Science360
Hydraulic fracturing Using scientific methods to evaluate trade-offs
In Colorado, drilling for oil and natural gas using hydraulic fracturing, sometimes referred to as fracking, is big business. But questions about its impact on the air and water are far from settled. With support from the National...
Flipping Physics
Introductory Conservation of Mechanical Energy Problem using a Trebuchet
Learn how to use the Conservation of Mechanical Energy equation by solving a trebuchet problem.
Visual Learning Systems
Exploring Plant Reproduction: Asexual Reproduction in Plants
This engaging series of videos uses colorful animations and on-location footage to illustrate some of the amazing ways plants reproduce. The reproduction processes in bryophytes, ferns, gymnosperms, and angiosperms are highlighted....
Flipping Physics
Introductory Centripetal Force Problem - Car over a Hill
A 453 g toy car moving at 1.05 m/s is going over a semi-circular hill with a radius of 1.8 m. When the car is at the top of the hill, what is the magnitude of the force from the ground on the car?
TMW Media
Potential Energy And Energy Conservation: Solving another problem, Part 2
Given certain parameters, how would you solve the second part of this problem? Potential Energy And Energy Conservation, Part 5
Global Ethics Solutions
Stand Your Ground! Standing for Ethical Principles When Others Don't
In the workplace it can be challenging to hold your ethical position when others may not share the same views. It is important to understand that peer pressure can make it hard or intimidating to stand up for your ethical principles but...
Weatherthings
Clouds, Rain and the Water Cycle: rainbows, runoff, snowmelt
A rainy day spent inside helps a little boy learn about clouds and the water cycle from his mother. He sees the value of rain to plants, animals, people and the planet, even when the rain is not convenient for him. As the rain...
Science360
NEON studies wildfire in unprecedented detail - Science Nation
In response to one of the worst wildfires in Colorado history, scientists from the Warner College of Natural Resources at Colorado State University (CSU) are leading a first of its kind, large-scale wildfire impact study on the High Park...
Weatherthings
Sun, Heat, Air and Wind: sun safety, sky color, wind
A curious pre-school child asks questions to a big kid about how weather works. Every answer is enlightening yet leads to another question. The little child learns that wind is air that moves, that may be gentle or strong and even...
TMW Media
Traveling Desert Sand: What equipment is used to measure sand storms
What are the three ways of measuring sand clouds? When measuring a sand cloud, what key points do scientists determine? Traveling Desert Sand, Part 2
TMW Media
Traveling Desert Sand: Learn how sand makes ice form in clouds
How do researchers determine which particles attract water? How are sand clouds interupting the creation of hurricanes? Traveling Desert Sand, Part 3
Professor Dave Explains
Impulse and Momentum
As much as we commonly misuse scientific words in common language, we do have a reasonable grasp of the word momentum. But that's no reason to gloss over this concept, we have to know all the definitions and equations there are! Check...
EarthEcho International
Into the Dead Zone: Urban Runoff and Sustainable Solutions
This video explores the issue of dead zones caused by urban pollution and stormwater run-off, focusing on the Anacostia River in Washington DC. It highlights the work of a riverkeeper and a massive engineering project to reduce...
Curated Video
Visualizing Cross Sections of Pyramids
In this video, the teacher explains how to determine the shape of a cross section when slicing a three-dimensional solid, using the example of the Great Pyramids of Giza.
Curated Video
Exploring the Science and Impact of Snow
This video explains the formation and characteristics of snow. They discuss how snowflakes are made up of ice crystals and how their size and shape depend on temperature and water vapor. The video also highlights the impact of snow on...
Flipping Physics
Calculating the Force of Impact when Stepping off a Wall
A 73 kg mr.p steps off a 73.2 cm high wall. If mr.p bends his knees such that he stops his downward motion and the time during the collision is 0.28 seconds, what is the force of impact caused by the ground on mr.p?
Curated Video
Jump From Space: What Happens If You Do A Space Jump?
Jumping from space is considered to be quite a task. And with good reason! Because no one has ever done it, or even attempted it. Red bulls sponsored a high-altitude jump performed by Felix Baumgartner, and it was famously called a...