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WATERPresented by,

Renju K RPhysical Science

Roll No:204

WATER A colourless,transparent,odourless,liquid

which forms the seas,lakes,rivers,and rain and is the basis of the fluids of living organisms.

MELTING POINT Temperature at which a solid melts into

liquid is the melting point of that substance.

BOILING POINT The constant temperature at which a

liquid boils is its boiling point.

FREEZING POINT Freezing point is the temperature at

which a liquid changes to the solid state.

QUANTITY OF WATER IN OUR BODY Human body has about 80% of

water by weight .Blood,plasma,other fluids.muscles etc. contain water.

Thank You….