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Question

WHAT ARE THE STATES OF MATTER?

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Solution

States of matter

Solid: The particles, or the atoms, ions and molecules, are packed together closely. The particles are free to vibrate but are not free to move. They can only change their volume and shape when external force is applied, or when they are cut into smaller pieces,

Liquid: They are incompressible matter in liquid form that is not dependent on pressure. They have a fixed volume, if the pressure and temperature are kept unchanged. When solid is exposed to temperatures higher than their specific melting points, they have a tendency to transform into the liquid state, subject to pressure properties.

Gas: the particles in a gaseous state have enough kinetic energy in it so as to render the molecular forces to zero. The distance between the molecules is larger than their size itself. A liquid can be transformed to a gaseous state by heating it to the boiling point, keeping the pressure constant, or by decreasing the pressure, while keeping the boiling point constant.

Plasma: Plasma does not have a specific shape or volume and are electrically conducive. They produce magnetic fields and currents. A gas can be transformed into plasma by two methods: difference of high voltage between 2 points, or by giving exposure to high temperature. The plasma state does not really exist in abundance on earth and hence is usually misunderstood. Examples of activities that lead to generation of plasma are neon lights, lightening, plasma TVs etc.

Bose Einstein Condensate: it is a superfluid in gaseous state formed by atoms that are cooled to temperatures extremely close to zero.


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