Factsworld

  Janiye Science Ki Sabse Badi Sacchai! 😱🌌 Raat ke andhere mein jab aap aasmaan ki taraf dekhte hain, toh aapko lagta hai ki aap 'Present' dekh rahe hain. Lekin sach ye hai ki aap ek **"Live Time Machine"** mein jhaank rahe hain. Aap jo dekh rahe hain, wo ho sakta hai ab wahan ho hi nahi! 💡 Roshni Ki Raftar Aur Waqt Ka Khel Space mein koi bhi cheez 'turant' nahi dikhti. Roshni (Light) ki ek speed hoti hai: 3,00,000 Kilometers per second . Sunne mein ye bahut tez hai, lekin Universe itna bada hai ki ye speed bhi kam pad jati hai. ☀️ Suraj: 8 Minute Purana! Suraj humse lagbhag 15 crore km door hai. Suraj se nikli roshni ko dharti tak pahunchne mein 8 minute 20 second lagte hain. Iska matlab: Agar Suraj abhi isi waqt gayab ho jaye, toh aapko 8 minute baad tak pata bhi nahi chalega! Aap jo suraj dekh rahe hain, wo 8 minute pehle ...

Aag ko hum hamesha upar ki taraf badhti hui, laal aur nukeeli shakal mein dekhte hain. Lekin agar main aapse kahoon ki ek aisi jagah hai jahan aag gol ho jaati hai, aur wahan kuch jalta bhi nahi? Ji haan, ye sab **Space** mein hota hai! 🌍 Dharti Par Aag Aisi Kyu Hoti Hai? Hum dharti par aag ko upar ki taraf badhta hua dekhte hain kyunki yahan **Gravity** hai. Jab koi cheez jalti hai, toh garam hawa upar uthti hai (kyunki wo halke hoti hai) aur thandi hawa uski jagah lene neeche aati hai. Is chakkar ko **Convection** kehte hain, aur yahi aag ko uski familiar "aakar" (shape) deta hai. 🚀 Space Mein Zero Gravity (Microgravity) Ka Kamal International Space Station (ISS) ya kisi bhi space vessel mein, jahan **Gravity** na ke barabar hoti hai, wahan Convection nahi ho pata. Garam hawa upar nahi uthti aur thandi hawa neeche nahi aati. Is wajah se jab space mein aag lagay...