Vector and Scalar Quantity
- A scalar quantity is a quantity which can be fully described by magnitude only.
- A vector quantity is a quantity which is fully described by both magnitude and direction.
Vector Diagram
![](http://www.one-school.net/Malaysia/UniversityandCollege/SPM/revisioncard/physics/forceandmotion/images/vectordiagram.png)
- The arrow shows the direction of the vector.
- The length representing the magnitude of the vector.