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 ...

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 ...

When drawing a force diagram: represent the object with a small box or dot draw the arrows with a ... new to help your students get to grips with physics? In this short series of explainer films ...