We introduce a graph that's a lot like your good old position-vs-time graph—but with a twist! Watch the next lesson: https://www.khanacademy.org/science/physics/special-relativity/minkowski-spacetime-2016-01-18T22:56:14.718Z/v/visualizing-multiple-newtonian-space-time-diagrams?utm_source=YT&utm_medium=Desc&utm_campaign=physics Missed the previous lesson? https://www.khanacademy.org/science/physics/special-relativity/michelson-and-morleys-luminiferous-ether-experiment/v/michelson-morley-experiment-introduction?utm_source=YT&utm_medium=Desc&utm_campaign=physics Physics on Khan Academy: Physics is the study of the basic principles that govern the physical world around us. We'll start by looking at motion itself. Then, we'll learn about forces, momentum, energy, and other concepts in lots of different physical situations. To get the most out of physics, you'll need a solid understanding of algebra and a basic understanding of trigonometry. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content. ... https://www.youtube.com/watch?v=PRx_R9iIWk4 Note: All Khan Academy content is available for free at (www.khanacademy.org)

When Claudia’s parents brought her and her family to South Florida from the Azores Islands, they equipped her with just about all the life skills she needed. When it came time to study for the SAT, however, she turned to Khan Academy’s free test prep to get her the support she needed. Now she’s a freshman at MIT, and has big plans for her education journey. Do you have a story about Khan Academy you’d like to share? Visit https://www.khanacademy.org/stories. Khan Academy is a 501(c)(3) nonprofit organization that relies on support from people like you. Help make a difference in the lives of students around the world by donating today. http://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc&campaign=khanstories ... https://www.youtube.com/watch?v=qV1ga8A9ots Note: All Khan Academy content is available for free at (www.khanacademy.org)