What is the effect of increasing the temperature of a body?

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http://www.medicinenet.com/hyperthermia/article.htm

Increasing the temperature of a body generally has several effects:

1. Thermal expansion: As the temperature of a body increases, the average kinetic energy of its molecules also increases. This increase in kinetic energy causes the molecules to move more vigorously, leading to an increase in the average distance between them. This results in thermal expansion, causing the body to expand in size.

2. Changes in states of matter: Increasing the temperature can cause a change in the physical state of matter. For example, if a solid is heated, it can melt into a liquid. Similarly, if a liquid is heated, it can vaporize into a gas. These phase changes occur at specific temperatures called melting point and boiling point, respectively.

3. Changes in chemical reactions: Temperature affects the rate of chemical reactions. In general, increasing the temperature speeds up reaction rates, as higher temperatures provide more kinetic energy to the molecules involved, increasing their collision frequency and energy. This effect is described by the Arrhenius equation, which relates temperature and reaction rates.

4. Variation in electrical resistance: In some conductive materials, such as metals, increasing the temperature leads to an increase in electrical resistance. This is due to the increase in vibrations of atoms caused by the higher thermal energy, which hinders the flow of electrons through the material.

To determine the specific effects of temperature on a particular body or material, it is important to consider the properties and characteristics of that body and how it interacts with heat and energy. Experimental observations and theoretical models can provide more detailed insights into the behavior of different materials at varying temperatures.