The Black Hole Tipping Point
Openen in Clue Over deze video
Thanks to https://brilliant.org/minutephysics/ for sponsoring this video! Check out their black hole course at https://brilliant.org/minutephysicsblackhole Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ This video is about the Schwarzschild radius of a black hole, (its "event horizon"), and how much mass and density is required to reach the point of no return where an object like a star, neutron star, red giant, etc will collapse into a black hole singularity. You can calculate it yourself using just the volume equation for a sphere, and the equation for the Schwarzschild radius (and knowing the speed of light and Newton's gravitational constant). REFERENCES Lecture notes on black holes: http://eagle.phys.utk.edu/guidry/astro616/lectures/lecture_ch18.pdf Mass of cat: https://www.google.com/search?q=mass+of+cat&oq=mass+of+cat Schwarzschild radius: https://en.wikipedia.org/wiki/Schwarzschild_radius LIGO Neutron Star Binary Merger: http://www.astronomy.com/news/2017/10/ligo-detects-a-neutron-star-merger Tolman-Oppenheimer-Volkoff Limit: https://en.wikipedia.org/wiki/Tolman%E2%80%93Oppenheimer%E2%80%93Volkoff_limit Neutron Star Equation of State & Density: http://chimera.roma1.infn.it/OMAR/dottorato/papers/annurev-nucl-102711-095018.pdf Neutron Star Radius: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.928.903&rep=rep1&type=pdf MinutePhysics is on twitter - @minutephysics And facebook - http://facebook.com/minutephysics And Google+ (does anyone use this any more?) - http://bit.ly/qzEwc6 Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute! Created by Henry Reich
Kijk deze video in het Engels om Engels te leren
Echte YouTube-video's met ondertiteling in het Engels kijken is een van de meest intensieve manieren om de taal op te nemen. The Black Hole Tipping Point van minutephysics geeft je natief tempo, natuurlijke intonatie en woordenschat die je echt tegenkomt in echte gesprekken.
In de Clue-app is elke ondertitel tik-om-te-vertalen. Geen apps wisselen, geen pauzeren, geen woordenboek. Gewoon kijken.
Video's om Engels te leren
This Orbit is the WORST
Two Paradoxes of Space Navigation
The Magic of Thorium Nuclear Reactors
Is Perfect Prediction Possible?
Do *you* understand ISO?
Is Quantum Mechanics Stopping Aliens From Contacting Us?
The REAL Reason Asteroids Aren't Planets
An Argument The Moon is a PLANET!
The TROJAN Test
Why Some Rainbows Turn White
Common Moon Mistakes
Why Do Wind Turbines Have Three Blades?