Because energy cannot be generated or destroyed, the total quantity of energy in the cosmos has always been constant and will continue to remain so. This does not imply that energy is unchangeable; it may take on many forms and even move across things.
The transfer of energy from a warmer to a colder item is known as heat. A lit match (higher temperature item) will, for example, transmit heat to a huge pan of tepid water (lower temperature object).
It’s worth noting that the quantity of thermal energy any thing contains doesn’t matter; a pan of tepid water, for example, may have more thermal energy than a match.
A temperature differential between two objects is required for heat transfer to occur. There can be no heat transmission without this differential.
Conduction, convection, and radiation are the three methods for transferring heat.
The direct transmission of energy from one molecule to another is known as conduction. This transfer happens when molecules collide, analogous to how one moving ball impacts another in a game of pool, causing the second to move.
Conduction occurs in solids, liquids, and gases, although it is most effective in materials with simple molecules that are close together. Metal, for example, conducts electricity better than wood or plastic.
The transport of heat by a fluid such as water or air is known as convection. Heat is transferred when the fluid (liquid or gas) flows from one area to another. A current is the movement of a mass of hot water or air.
The transport of heat through electromagnetic waves is known as radiation. When you stand in the sun, you are warmed by electromagnetic waves that flow from the sun to Earth, mostly infrared radiation (and to a lesser degree, visible light).
Radiation is used by light bulbs, irons, and toasters in addition to the sun. Heat transmission through radiation, unlike conduction or convection, does not need any substance to aid in the transfer.
Conduction, convection, and radiation are the three methods through which thermal energy is transferred. Conduction occurs when heat energy is exchanged between molecules that are in close proximity to one another.
The process of transferring energy from one form to another is known as energy transformation or energy conversion.
The following are some examples of energy transfers:
A theme park attraction on a swinging pirate ship. Gravitational potential energy is converted from kinetic energy.
The force of the motor propelling a boat forward.
In an electric kettle, bringing water to a boil.
The movement of microscopic particles called atoms, molecules, or ions in solids, liquids, and gases produces heat energy. It is possible to transmit heat energy from one thing to another. Heat is the transfer or movement of energy caused by a temperature differential between two things.
https://bowie1983book.com/ will answer it is the transfer of energy from one object to another or from an energy source to an object