Weatherthings
Stratus Clouds
Stratus Clouds are part of the water cycle. They are stratified, with soft edges, wider than they are tall, and found at mainly 3 different heights in the atmosphere. They can be made of water droplets or ice crystals, and some create...
Weatherthings
Vapor Trails
Vapor Trails are skinny lines of clouds made by airplanes, but not on purpose. They can spread out to become regular Cirrus Clouds and block some sunlight or trap some heat rising from Earth. We see vapor trails more than ever before,...
Weatherthings
Cumulus Clouds
Cumulus Clouds can fill the sky, in any season, anywhere on Earth, in different sizes, shapes, colors, heights and combinations. They bubble upward, looking like cotton balls or cauliflower. Cumulus clouds accumulate water or ice, and...
Flipping Physics
2015 #4 Free Response Question - AP Physics 1 - Exam Solution
This Paragraph Argument Short Answer question also works as a part of the AP Physics C: Mechanics curriculum.
Curated Video
10 Great Idioms & Expressions for Projects - Business English
"Watch this short Business English vocabulary lesson and learn some of the most common expressions and idioms used in projects. Practise your speaking skills and become more confident by repeating the examples with me. Some of the idioms...
Physics Girl
After 15,000 years, it's waking up
Why did the US military dig a tunnel in the Alaskan tundra? What is the tunnel used for now?
Flipping Physics
What is the Maximum Speed of a Car at the Top of a Hill?
What is the maximum linear speed a car can move over the top of a semi-circular hill without its tires lifting off the ground? The radius of the hill is 1.8 meters.
Physics Girl
I survived 48 hours in the most isolated camp on earth
What does it take to survive in a camp on the arctic sea ice?
Flipping Physics
Force of Impact Equation Derivation
Rearranging Newton’s Second Law to derive the force of impact equation.
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...
Curated Video
The Impact of Acid Rain
This video discusses the phenomenon of acid rain, explaining how it is formed and its harmful effects on the environment, including soil, plants, aquatic life, and human health. The video also mentions solutions such as flue gas...
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.