Topic: pressure

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A solid, liquid, & gas at the same time – The Triple Point

How can a chemical be a solid, a liquid, and a gas at the same time? In the video above, a clear liquid called cyclohexane is experiencing the perfect pressure and temperature combination for its solid, liquid, and ga...

What’s the Loudest Possible Sound? – It’s Okay to Be Smart

"What is the loudest possible sound? What about the quietest thing we can hear? And what do decibels measure, anyway?" This video from Joe Hanson and It's Okay to Be Smart dives into the wide ranging and incredibly se...

ExpeRimental: How to make fizzy bottle rockets

This ExpeRimental episode from The Royal Institution is full of super explosive fun. Danielle and Michael show a group of kids how to make fizzy bottle rockets with some small, sports-capped plastic bottles, some Alka...

TED Ed: The ABCs of Gas

Using chalk drawings and familiar, hands-on examples, Brian Bennett and TED Ed explain gas properties in The ABCs of Gas – Avogadro’s Law, Boyle’s Law, and Charles’s Law, via explore-blog. T...

It’s Okay To Be Smart: What is wind?

We were just watching how wind (and so many other things) can get going with the spin of the Earth, now let’s go deeper and find out more about what wind is with PBS’ Dr. Joe Hanson of It’s Okay To Be Sma...

TED Ed: What on Earth is spin?

What on Earth is spin? And why is it so special? In this TEDEducation video, educator Brian Jones explains how this dynamic affects our lives in all sorts of ways.

Kari Byron makes a cloud in a bottle

How do you make a cloud? On her show, Head Rush, Mythbuster’s Kari Byron demonstrates how clouds are formed by making one in a bottle. For this experiment, you can use a bicycle pump with a rubber stopper atta...

Liquid Nitrogen and 1500 Ping Pong Balls

Dr. Roy Lowry of Plymouth University in the UK made science explosively exciting for his class by demonstrating how powerful (and loud) it can be when the pressure of cold, trapped Liquid Nitro...