Faster-moving particles collide with the walls of a container more frequently and with more force, increasing the .

It is the sum of the (related to temperature) and the potential energy (related to state/distance between particles). Specific Latent Heat

If the .rar file you are referring to is a study pack or assessment resource, the following write-up serves as a comprehensive summary of the core concepts generally included in this module. Core Concepts of KS4 SP14 (Particle Model)