and talk about the physics of flight. Let's start with the most basic bit, the momentum principle. It says that the forces change the momentum of an object and momentum is a product of mass and ...

Everyone likes to look back at the previous year. So, let's look at the best of Dot Physics for 2013. What makes a "best" post? I don't know. How about it meets any of these criteria: Reader ...

Free body diagrams close free body diagramA simplified drawing of an object or system showing the forces acting on it. The forces are shown acting away from the centre of a box or dot. are used to ...

This is a diagram of quantum dot. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any ...