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heat causes both
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What 3 changes of state absorb thermal energy?
Melting, evaporation, and sublimation are changes of state that absorb thermal energy. During these processes, the particles in a substance gain energy to break intermolecular bonds and overcome attractive forces between them, resulting in an absorption of thermal energy.
During a temperature change what is happening to the substance?
A change of phase: melting, evaporation, liquefaction or chemical changes as thermal dehydration, thermal decomposition, oxydation, etc.
How is thermal energy made and what are the processes involved in its generation?
Thermal energy is produced through the conversion of other forms of energy, such as chemical, mechanical, or nuclear energy. The processes involved in generating thermal energy can include combustion, nuclear fission, or friction. These processes release heat, which is then used to generate thermal energy for various applications.
What two processes need heat to happen?
Melting, where a solid changes to a liquid state, and vaporization, where a liquid changes to a gas state, are two processes that require heat to happen. These phase changes involve absorbing thermal energy to break intermolecular forces holding the particles together.
How is thermal energy involved in the processes of freezing and condensation?
When thermal energy isreleased by the substance, it creates condensation and freezing process.
What energy is involved in ice changing to liguid?
Thermal energy, melting of ice is a physical change of phase.
What kind of heat is the energy used to evaporate water or melt snow?
Evaporation is due to the kinetic energy of molecules; melting is due to the absorption of thermal energy.
What does chemical and physical processes include?
Physical processes: melting, boiling, grinding, sieving, vaporization, deposition, etc. Chemical processes: polymerization, oxidation, reduction, chemical reactions, thermal degradation, dissociation, etc.
Which phase change occurs when a substance absourbs thermal energy?
The phase change that occurs when a substance absorbs thermal energy is melting. When thermal energy is absorbed, the substance's particles gain enough energy to overcome the forces holding them in a solid state, leading to a transition from solid to liquid.
How thermal evaporation takes place?
Thermal evaporation takes place in the following manner: The material to be evaporated is taken in a crucible (usually called as boat) and the material is melted by heating the system up to the melting point of that material ,the material evaporates and gets sticks on the substrate (usually glass)
What is solar evaporation of sea water?
The thermal radiation of the Sun favors water evaporation.
How does adding or removing thermal energy affect the physical states of matter?
Adding thermal energy can cause a substance to change from a solid to a liquid or from a liquid to a gas, through processes like melting or boiling. Removing thermal energy can cause a substance to change from a gas to a liquid or from a liquid to a solid, through processes like condensation or freezing.
