World Science Festival
Your Daily Equation #26: Einstein's General Theory of Relativity: The Essential Idea
Episode 26 #YourDailyEquation: Albert Einstein's General Theory of Relativity, phrased in terms of warps and curves in space and time, provides our most refined description of the gravitational force. Join Brian Greene for a visual...
National Education Association
Determining Domain and Range
Introduce the concept of domain and range with a video that starts with the formal definitions of the domain and range and moves on to the practical descriptions used to determine them. The presentation explains how to find the domain...