Yes, Cooling systems, such as those found in refrigerators, move thermal energy from inside the fridge to outside
specifically, CFCs or sometimes Freon Gas is compressed inside a long system of narrow tubes. when the compressed gas passes through a larger area of pipe, it expands and absorbs thermal energy in the process. when it gets back towards the narrow end of the tubing, the thermal energy is almost literally squeezed out of the gas. the large areas of the tubing is on the inside of the fridge, and the narrow tubing on the outside. that's why the back, sides, and bottom of refrigerators are warmer than the surrounding air.
Thermal energy never disappears, but it can be moved from one place to another, which is what a refrigerator does. If you examine your refrigerator you will be able to observe that there are heat exchange tubes (usually on the back) which get hot as they pump heat from the interior to the exterior of the refrigerator.
As the coolant flows through the refrigerator, it absorbs thermal energy from the inside compartments, causing it to evaporate and carry the heat away. The coolant then releases this thermal energy outside the refrigerator, where it condenses back into a liquid state. This continuous cycle helps maintain the desired temperature inside the refrigerator.
The Energy Transformations in a Fridge are Electrical Energy, Mechanical Energy, Thermal Energy.I had to do this for science at high school in year 7 and this is the answer!hope it helps
inside coil
In a refrigerator, electrical energy is transformed into thermal energy by the compressor to remove heat from the interior of the refrigerator. This process allows the refrigerator to maintain a cooler temperature inside to preserve food and beverages.
In a refrigerator, electrical energy is transformed into thermal energy as the refrigerant absorbs heat from inside the fridge and releases it outside, cooling the interior.
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Thermal energy is absorbed from inside the refrigerator by the evaporator coil, which then turns the refrigerant gas into a liquid. This liquid is then pumped through the condenser coil on the back of the fridge where the heat is released into the surrounding air. The refrigerant then returns to the evaporator coil to repeat the cycle.
thermal energy never disappears but, it can be moved from one place to another which what a refrigerator does. on the back of a refrigerator there are heat exchange tubes which get hot as they pump heat from the interior to the exterior of the refrigerator. -------------------------------------------------------------------------------------------------------- you can thank me by subscribing to my youtube channel (MyChinman) i post comedy and other skits :)
An air conditioner operates similarly to a refrigerator by transferring thermal energy from inside a room to the outside. This is achieved through the use of a refrigeration cycle that absorbs heat from inside the room and releases it outside, cooling the indoor space in the process.
No, a refrigerator does not change heat into cold. It removes heat from inside the refrigerator and releases it outside, resulting in the cooling effect inside the refrigerator.
Heat engines use thermal energy to generate mechanical work by transferring heat from a high-temperature reservoir to a low-temperature reservoir. Refrigerators keep things cold by using a refrigerant to absorb heat from the inside of the unit and release it outside, thereby maintaining a lower temperature inside.