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Heat transfer
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What is energy transfered from a hotter object to a colder object called?
The process of energy transfer from a hotter object to a colder object is called heat transfer. Heat always flows from a region of higher temperature to a region of lower temperature in order to achieve thermal equilibrium.
When have a hot and cold substance which direction does thermal energy flow?
Thermal energy flows from the hotter substance to the colder substance until thermal equilibrium is reached, where both substances reach the same temperature.
Can heat transfer through radiation from colder to hotter body?
No, heat transfer through radiation occurs from hotter to colder body. This is because energy is transferred in the form of electromagnetic waves from a hotter object to a colder one to achieve thermal equilibrium.
Is the direct transfer of heat through a substance?
heat travels to any colder object
Is heat the transfer of thermal energy from a higher temperature to a lower temperature?
The heat transfer is possible by conduction, convection and radiation.
What causes thermal energy transfer?
Thermal energy transfer occurs due to the movement of heat from a hotter object to a colder object through conduction, convection, or radiation. The underlying principle is to achieve thermal equilibrium between the objects involved.
Does thermal energy moves?
Yes, thermal energy moves through a process called conduction, convection, or radiation. Conduction is the transfer of heat through direct contact between objects, convection is the movement of heat through fluids like air or water, and radiation is the transfer of heat through electromagnetic waves.
Why do particles of matter transfer thermal energy?
Matter is needed to transfer thermal energy by conduction and convection. Conduction happens through a substance when there is a difference in thermal energies between regions. Convection is the movement within a fluid caused by hotter material to rise and colder material to sink and transfer heat.
How can thermal energy can flow from colder objects to hotter objects?
Thermal energy can flow from colder objects to hotter objects through a process known as heat transfer. This can occur by conduction, convection, or radiation. In general, heat always flows from areas of higher temperature to areas of lower temperature to reach thermal equilibrium.
What is the boundary between the warmer surface water and colder ocean water called?
Thermal Layer
What can remove thermal energy from a colder object and add it to a warmer object?
A device that can remove thermal energy from a colder object and transfer it to a warmer object is called a heat pump. Heat pumps work by extracting heat from a lower temperature source, such as the air or ground, and transferring it to a higher temperature space, like a building. This process is facilitated by using a refrigerant fluid and a compressor.
How are thermal energy and temperature difference related?
Thermal energy and temperature difference are related because thermal energy is the total energy of the particles in a substance, while temperature difference is the measure of the difference in average kinetic energy of particles between two substances or within a substance. In simpler terms, thermal energy is the total energy present in a substance, while temperature difference is the measure of how much hotter or colder one substance is compared to another.
