How Mirrors Could Solve our Energy Problem

We visited a giant field of solar mirrors to learn about Concentrated #Solar Power technology! Thank you to Toyota for lending us the Mirai and for sponsoring this renewable energy roadtrip! Previous videos in this series: 1800 miles in a hydrogen car [https://youtu.be/hghIckc7nrY] Hydrogen Fuel Cell Electric vs Battery Electric [https://youtu.be/dWAO3vUn7nw] Big problem facing renewable […]

Hydrogen vs. Battery Electric Cars

I drove 1800 miles in a Hydrogen car to learn about electric vehicles. Thanks to Toyota for sponsoring this video series and lending us the 2021 Mirai! Video 1: The truth about driving a hydrogen car https://www.youtube.com/watch?v=hghIckc7nrY Upcoming videos in this series: Grid Energy Storage Concentrated Solar Creator/Host: Dianna Cowern Editor: Levi Butner Producer: Hope […]

Can Length Contraction Tear You Apart?

The first 200 people to go to http://brilliant.org/minutephysics get 20% off a premium subscription to Brilliant. This video is about Bell’s Spaceship Paradox of Special Relativity, wherein a pair of rockets (or spacecraft) connected by a weak thread accelerate with uniform acceleration, maintaining the same separation, and the question is: does the thread break? And […]

The Truth about Driving a Hydrogen Car

I drove 1800 miles in a Hydrogen Fuel Cell Car! Thanks to Toyota for sponsoring this video and lending us the 2021 #Mirai. Upcoming videos in this series: Hydrogen vs. Battery Electric Grid Energy Storage Concentrated Solar Creator/Host: Dianna Cowern Editor: Levi Butner Producer: Hope Butner Production Assistant: Patrick Muhlberger Research: Sophia Chen and Erika […]

What the NEW black hole discovery tells us!

Astronomers have seen light from BEHIND a black hole for the first time. I explained the discovery and results to my editor, Levi. Congrats to D. Wilkins and the astronomy team! Tap dat Patreon → https://www.patreon.com/physicsgirl Special thank you to our X-Ray tier patrons: Carlos Patricio, David Cichowski, Eddie Sabbah, Fabrice Eap, Gil Chesterton, Isabel […]

A Better Way To Picture Atoms

Thanks to Google for sponsoring a portion of this video! Support MinutePhysics on Patreon: http://www.patreon.com/minutephysics This video is about using Bohmian trajectories to visualize the wavefunctions of hydrogen orbitals, rendered in 3D using custom python code in Blender. REFERENCES A Suggested Interpretation of the Quantum Theory in Terms of “Hidden” Variables. I David Bohm, Physical […]

General Relativity Explained in 7 Levels of Difficulty

Go to https://curiositystream.com/minutephysics get access to CuriosityStream AND Nebula (where you can watch the extended version of this video), plus you’ll get a 26% discount on an annual subscription. This video covers the General theory of Relativity, developed by Albert Einstein, from basic simple levels (it’s gravity, curved space) through to the concepts of how […]

Circuits, Voltage, Resistance, Current – Physics 101 / AP Physics Review with Dianna Cowern

Lesson 19 (Voltage, Resistance and Current) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises in this video: 1. If you connect 10 AA batteries, each with a voltage […]

Electric Charge and Light – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 18 (Electric Charge and Light) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises in this video: 1. How many electrons are in 1 Coulomb of charge? How […]

Waves, Light and Sound – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 17 (Waves, Light, and Sound) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises in this video: 1. You measure an oscillating wave to have a wavelength of […]

Simple Harmonic Motion – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 16 (Simple Harmonic Motion) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises in this video: 1. A. Find the length of a pendulum that swings with a […]

The Case for LESS Sensitive COVID Tests

Thanks to Brilliant for sponsoring this video – the first 200 people to click on https://www.brilliant.org/MinutePhysics will get 20% off a Premium subscription to Brilliant. This video written & produced in collaboration with Aatish Bhatia, https://www.aatishb.com This video is about how cheap, fast, and LESS sensitive rapid antigen tests might be better for screening (& […]

Angular Momentum – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 15 (Angular Momentum) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! More fun exploration of water spinning angular momentum demo from Steve Mould and Smarter Every Day: https://www.youtube.com/watch?v=M4-L8UgPkOk […]

Rotation and Torque – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 14 (Rotation and Torque) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. If you are standing on Earth’s equator (radius about 6380km), how fast […]

Elastic and Inelastic Collisions – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 13 (Collisions) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. Are the following collisions elastic or inelastic? – Asteroid hitting Earth? – Spitball smacking […]

Conservation of Momentum – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 12 (Conservation of Momentum) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. Compare the momenta of two objects: one with a mass of 260kg […]

The Most EXPLOSIVE Holiday Gift Ever; Making A Volcano From Wrapping Paper l The Great Gift Exchange

As part of THE GREAT GIFT EXCHANGE, Physics Girl is transported to a whimsical “Wrapshop” to wrap a charitable gift for creator Alex Wassabi. With help from The World’s Most Famous Gift Wrap Artist, Physics Girl creates an EXPLOSIVE gift wrap and deep dives into the science of paper folding.

Conservation of Energy – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 10 (Conservation of Energy) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. You compress a spring by 0.2 cm. You measure a restorative force […]

Work and Energy – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 9 (Work and Energy) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. A rocket pushes a space cow, from rest, with a Force of […]

Gravity and Orbital Mechanics – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 8 (Gravitation and Orbits) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1. An object with mass M is a distance R from the center […]

Circular Motion – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 7 (Circular Motion) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem1: You have a one kilogram ball on a two meter long string. You […]

Friction – Physics 101/Ap Physics 1 Review with Dianna Cowern

Lesson 6 (Friction) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem1: The coefficient of friction between your car’s tires and concrete is 0.7. Your car’s […]

Free Body Diagrams – Physics 101/AP Physics 1 Review with Dianna Cowern

Lesson 5 (Free Body Diagrams) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem 1: Draw a free body diagram (FBD) for a bottle of nail […]

Why it’s impossible to make a red bubble… or IS it?!

Take a look at a bubble and you’ll see all the colors of the rainbow… right? WRONG. Bubbles are actually missing colors! Check out Self-Evident on PBS Voices: https://youtu.be/Bwsne4eMVyU My Patreon! https://www.patreon.com/physicsgirl If you liked this video, check out: Only some humans can see this type of light: bit.ly/pgpolarized How rainbows with NO COLOR are […]

Newton’s Laws of Motion – Physics 101 / AP Physics 1 Review – Dianna Cowern

Lesson 4 (Newton’s Laws of Motion) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem 1: You push your square space cow, mass 5kg, with a […]

2D Motion – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 3 (2D Motion & Kinematics) of Dianna’s Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem 1 You’re jumping off a 10m high cliff with an initial […]

Trig Review for Physics – Common Math Tools – Physics 101, AP Physics 1 Review with Physics Girl

Creator/Host/Writer: Dianna Cowern Producer: Laura Chernikoff Head Writer: Jeff Brock Researcher/Writer: Sophia Chen Editor: Levi Butner Exercises in this video: Problem 1: 1. You are running north-east at a speed of 4 m/s. What component of your velocity is north? How about east? Problem 2: You are kite-surfing and your kite is pulling you upwards […]

Why Masks Work BETTER Than You’d Think

Thanks to the Heising-Simons foundation for their support: https://www.hsfoundation.org (their COVID-19 grants: https://www.hsfoundation.org/grants/covid-19-response-grants/ ) Check out https://aatishb.com/maskmath to explore and for references. This video is about how masks (whether surgical, or N95, or cloth) are counterintuitive and actually work much better epidemiologically than one might expect. Masks do double-duty, and the fraction of interactions with […]

I WAS THERE! How David Blaine flew helium balloons to the height of jets (and jumped)

Check out David Blaine’s video with Physics Girl’s Dianna Cowern: https://www.youtube.com/watch?v=HZCJ8kZ2IKY ASCENSION full Livestream: David Blaine casually floated up to 25,000ft over the Arizona desert holding 52 helium balloons. I was invited to witness the testing and preparation! Thanks to David Blaine, Luke Aikins, and the rest of the team for having us and for […]

Freefall – Physics 101 / AP Physics 1 Review with Dianna Cowern

Lesson 2 of Dianna’s Intro Physics Class on Physics Girl. Topic: Freefall. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: Problem 1: If we drop a wrecking ball from a height of 35 meters, […]

Fact-Checking this Viral Bottle Trick

Breaking the bottom out of a glass bottle by hitting the top is a challenging trick, but involves a ton of physics. The explanation is related to cavitation – a process seen in the Mantis Shrimp attack, head injuries and pouring honey! Creator/Host/Writer: Dianna Cowern Editor/Videographer: Levi Butner Research/Writer: A.J. Fillo Research: Meredith Fore Slow […]

Dianna’s Intro Physics Class: Trailer – Physics 101, AP Physics 1 Review with Physics Girl

Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! In this class we will cover these topics: 1D Motion Free Fall 2D Motion Newton’s Laws Free Body Diagrams Friction Circular Motion Gravity & Orbits Energy & Work Energy Conservation […]

1D Motion & Kinematics – Physics 101 aka AP Physics 1 Review with Dianna Cowern

Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: PROBLEM 1 A girl is riding her bike with a constant velocity of 10 m/s. How far has she gone after 7 seconds? Graph her motion […]

38 People on this Flight Got Sick. Why? – The Science of Ventilation

How likely are you to get sick on an airplane? How safe are airplanes? The science of ventilation and bioaerosol research. If you liked this video, check out: What stretching actually does to your body: Only some humans can see this type of light: Creator/Host: Dianna Cowern Video Editing: Levi Butner Research/writing: Sophia Chen Writing/Editing: […]

Insanely Fun DIY Science Experiments at Home with Physics Girl

If you liked this video check out these: HOME CHALLENGE: 20 Easy Experiments in 5 mins Laser Cooling: Special thanks to our Sally Ride level patrons: Alejandro Gutierrez, Brian O’Connell, David Cichowski, Fabrice Eap, Henning Bitsch, Kenneth Hunter, Margaux Lopez, Patrick Olson, Vikram Bhat, wc993219. Join the Physics Girl Patreon community! ►► https://www.patreon.com/physicsgirl Creator/Host: Dianna […]

The Astounding Physics of N95 Masks

Head to https://brilliant.org/MinutePhysics to sign up for free and get 20% off a Premium subscription to Brilliant! This video was written in collaboration with Aatish Bhatia – https://aatishb.com To learn more about using & decontaminating N95 masks: https://www.n95decon.org Thanks to Manu Prakash for useful discussion and feedback (Manu is involved with the N95 decontamination project) […]