Magnetic field lines represent the direction and strength of the magnetic field. They show how the magnetic force acts around a magnet.
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Yes, magnets can lose their magnetism due to factors like high temperatures, physical shocks, or strong opposing magnetic fields.
Magnetic declination is the angle between magnetic north (indicated by a compass) and true north (geographic north).
To make an electromagnet, wrap a coil of insulated wire around a nail and pass an electric current through the wire.
A compass needle aligns with the Earth’s magnetic field, pointing towards the magnetic north. This helps in determining directions.
A magnetic compass is a device with a needle that aligns itself with the Earth’s magnetic field, showing directions such as north and south.
A magnetic field can be visualized using iron filings, which align along the field lines around a magnet when sprinkled on a sheet of paper.
Magnets attract or repel each other based on their poles. Opposite poles attract, while like poles repel.
Forest cover has been decreasing due to human activities like large-scale cutting of trees for various purposes. Chapter 11 Nature’s Treasures Class VI NCERT Book Curiosity Science
The diversity of life forms in forests ensures that every living being has access to food, creating a balanced ecosystem. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures