Heat transfer is the physical act of thermal energy being exchanged between two systems by dissipating heat. Temperature and the flow of heat are the basic principles of heat transfer. The amount of ...

The three states of matter can be represented by the particle model. This model explains the properties of substances in their different states, as well as changes of state. Thermal properties and ...

This clip shows how a vacuum flask prevents heat loss. Detail of the design of the flask to prevent conduction, convection, radiation and evaporation is given. This includes the vacuum, ...