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The particles are always in continuous random motion and hence possess kinetic energy.

**(The kinetic energy of a particle increases with temperature and pressure, the higher the temperature and pressure, the faster the particles move. At fixed temperature, lighter particles move faster than heavier particles.)

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It is called kinetic energy.kinetic energy means the energy possessed by an object due to its motion.
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It is right in terms of Ch-11 work and energy but it is different in terms of Ch-1 matter in our surroundings.
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