A magnetic field is an invisible force field around a magnet where magnetic forces are exerted. It is represented by field lines that emerge from the north pole and enter the south pole of the magnet.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Magnets attract or repel each other based on their poles. Opposite poles (north and south) attract, while like poles (north-north or south-south) repel. This behavior is due to the interaction of their magnetic fields.
Magnets are classified into three main types: permanent magnets, temporary magnets, and electromagnets. Permanent magnets retain their magnetism, temporary magnets lose it quickly, and electromagnets are magnetic only when an electric current flows.
Common salt is obtained from seawater, which is a mixture of salts and other substances dissolved in water. Chapter 9 Methods of Separation in Everyday Life Class VI NCERT Book Curiosity Science
Sieving is used to separate components of a solid-solid mixture that have different sizes, allowing the smaller particles to pass through while retaining the larger ones. Class 6 Science NCERT Chapter 9 Chapter 9 Methods of Separation in Everyday Life