विज्ञान की रहस्यमयी जानकारी - Science Facts in Hindi
Agar Kisi ek aakash Ganga ke tare Namak ke DAbe jitne ho jaye to weh pura ka pura Olympic Swimming Pool Bhar Sakte hain.
Aam Toor pe Classes maine Padhaya jata hain ki Praksh ki gati 3 lakh kilometre Parti Second hoti hain. per Asal main yeh gati 2,99,792 Kilometre parti second hoti hain.
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