Define a) Oxygen b)Nitrogen c)Smoke d) Windmill The defination should be in one line ONLY
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Please find below the solution to the asked query
Please find below the solution to the asked query
(a) Oxygen is a gas and is one of the components of air. All living things require oxygen for breathing. Oxygen helps in burning the food we eat and releasing the energy stored in it.
(b) Nitrogen is an inert gas made by combination of two nitrogen atoms to for N2 molecule. It was discovered by Daniel Rutherford in 1972. The molecular weight of N2 is 28 approx. It covers nearly 78% of earth atmosphere.
(d) Windmill is a machine that converts wind energy into mechanical energy . That mechanical energy generated can then be used for doing multiple things
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