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The educational resource shows a Flash animation about the greenhouse effect The Earth is an open material system, because it interchanges matter and energy with outer space.
The educational resource shows an interactive animation about the first law of thermodynamics:when we heat a pressure cooker, the heat we supply to the water is used to increase the temperature of the ...
The educational resource shows an interactive animation about the mechanical equivalent of heat: if energy is measured in Joules and heat is a form of energy, what is the relation between Joules and c ...
The educational resource shows an interactive animation about the second law of thermodynamics for heat engines: it is not possible to achieve perpetual motion based on continuous reciprocal conversio ...
The educational resource shows an interactive animation about the specific heat concept: when a body is heated, the temperature it finally reaches depends on the nature of the body. This property is k ...
In this teaching unit you will learn: To understand the concept of a simple machine as an instrument which saves effort but not work. To understand the way in which energy from wind or water is conver ...
"Heat of fusion is the energy needed for one gram of a solid to melt without any change in temperature. Heat of vaporization is the energy needed for one gram of a liquid to vaporize (boil) without a ...
Video Química
"Heat of formation is the change in enthalpy when one mole of a compound is formed at 25 degrees Celsius and 1 atm from its elements. Heat of formation has been measured in labs and recorded so that w ...
"Heat is the transfer of kinetic energy from one object to another. According to the 2nd Law of Thermodynamics, heat always transfers from a hot object to a cold one, never the reverse." Fuente: Brigh ...
Hipervinculo Química
"Measurement of heat is done in calories. One calorie is the amount of energy required to raise one gram of water one degree Celsius. To measure heat, you divide the change in temperature of a sample ...
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