Magnets ke Saath Masti
Class 6 Science · Chapter 4: Magnets ki Khoj · NCERT Curiosity section 4.5
Seekho
Magnets hamare chaaron or chhupe hain: fridge ke darwaze ki seal, pencil box, speaker, earphones, khilaune aur bag ke clasp mein. Kuch crane bade magnets se lohe ka kabaad uthaati hain, aur kuch trains (maglev) repel karne wale magnets se patri ke upar tairti hain.
Mazedaar ideas: card ke neeche magnet chhupaakar upar paper clip jaadu ki tarah chalao; paper ki machhliyon par clip lagaakar dhaage wale magnet se fishing game banao; compass ki sui paani mein tairao.
Magnets ki dekhbhaal: garam karna, hathode se maarna ya girana unhe kamzor karta hai. Bar magnets ko jode mein rakho, alag poles saath-saath aur siron par naram lohe ke tukde (keepers). Magnets ko phone, computer, card aur TV se door rakho.
Explore: magnet ka khel.
- Tumhari magnet wali machhli pakadne ki chhadi kaunsi machhli pakad sakti hai?
Yaad rakho
- Magnets kai roz ki cheezon mein use hote hain, pencil box se maglev train tak.
- Magnets keepers ke saath jode mein rakho; garmi aur electronics se door.
Quick check
Inme se kya magnet ko kamzor karta hai?
- Garam karna ya hathode se maarna
- Keepers ke saath jode mein rakhna
- Dibbe mein rakhna
- Sookha rakhna
Answer
Garam karna ya hathode se maarna. Garmi, hathode ki maar aur girana magnet ko kamzor karte hain.
Socho
Ek aasaan khilauna socho jo is baat ka upyog kare ki ek jaise poles repel karte hain. Wo kaise kaam karega?
Ek answer
Udaharan: pencil par ring magnets, ek jaise poles aamne-saamne rakhkar, ek doosre ke upar tairte hain. Upar wale ko dabaakar chhodne par wo wapas uchhalta hai.
Practice
Teen levels (easy, medium, hard) ke naye sawaalon se practice karo, kuch hands-on, hints aur hal ke saath. Topic poora karne ke liye pichhle 5 mein se 4 sahi karo.