विज्ञान – कक्षा 9 एन. सी. ई. आर. टी. पुस्तक | Science – Class 9th N.C.E.R.T Books

Pustak Ka Vivaran : apane charon or nazar daudane par hamen vibhinn prakaar kee vastuen nazar aatee hai jinaka aakar, aakrti aur banaavat alag alag hota hai is vishv mein pratyek vaastu jisasaamagree se baanee hotee hai use vaigyaanikon ne padaarth ka naam diya hai jis hava mein ham svaas lete hai jo bhojan ham khaate hai patthar badal, taare, paudhe, evan pashu yahaan tak ki paanee kiek boond ya ret ka ek kan ye sabhee padaarth hai………….

Description about eBook : When we look at our faces, we see different types of things, whose shape, shape and texture are different. In this world, every architectural material that is produced by the scientists has given the name of the substance in which the air we breathe is The food we eat, the stones change, the stars, the plants, and the animals, even the water boiling drops or a particle of sand are all these substances……………

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