aatventure.news 2 years ago
building the future #Science

Why General Relativity tells us The Sky is Falling Up

Understanding the Equivalence Principle is pretty straightforward -- so long as you're willing to throw out some basic intuitions about your everyday motion.

Indeed, there is an astonishing truth about why objects actually "fall" at the surface of the earth that most people are completely oblivious to. Join us as we take to rocket ships, rooftops, cow pens, and other exotic settings in an attempt to expose it. Plus: plenty of monkey business along the way!


00:00 - Introduction

01:02 - Intuition, a Fickle Mistress

02:20 - The Operative Definition

03:58 - Motion in a Rocket Ship

07:27 - Motion at the Surface of the Earth

09:48 - The Equivalence Principle

12:37 - The "Switch"

15:11 - Motion Falling off of a Building

17:54 - Tidal Forces

20:48 - The Sky is Falling Up!

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