Forces and Motion

Displacement is a vector quantity; it describes the difference in position between two points, measured from one to the other.

Glossary Definition 16-19

Forces arise from interactions between objects, or between an object and a field. There are just four distinct ways in which...

Glossary Definition 16-19

Kinetic energy is energy associated with motion.

Glossary Definition 16-19

Momentum is a vector quantity associated with motion. In a system upon which no external forces act, total momentum is...

Glossary Definition 16-19

The period, or periodic time, of a periodic variation of a quantity is defined as the time interval between two successive...

Glossary Definition 16-19

A force is said to do work when there is a displacement of the point of application of the force in the direction of the force...

Glossary Definition 16-19