What is a dimension? In 3D...and 2D... and 1D

In this episode we talk about dimensions and how we know that we live in 3D (or do we?).

Keywords: general knowledge, general knowledge questions and answers, general knowledge questions, general knowledge quiz, general knowledge question, knowledge seeker, knowledge video, the knowledge, deep knowledge, computer knowledge, knowledge, education, higher education, financial education, quality education, the human education, physics, quantum physics, rotational motion physics, science project, science, science experiment, science experiments, computer science, science and fun, science journey, science model, universe, across the universe, history of the universe, mystery, mystery video, secret mystery, unsolved mysteries, mysteries, scary mysteries, unexplained mysteries, ancient mysteries, ocean mysteries, internet mysteries, mysteries of the world, dimension, 1d, motion in 1d, 1d motion physics, 1d motion, 2d, 2d shapes, motion in 2d, 3d, 3d video