Mnemonic: “I Never Cry” → Iron, Nickel, Cobalt.
(Only these metals “stick and smile” with magnets.)

Mnemonic: “Poles are Partners” → North and South always come in pairs.
(Remember: You never find them alone.)

Mnemonic: “Needle Shows North” → Compass needle always points North-South.
(Think of the red needle as a “North pointer.”)
Mnemonic: “LR UA” = Like poles Repel, Unlike poles Attract.

Mnemonic: “Wise Children Play Games” → Wood, Cardboard, Plastic, Glass.
(Remember: magnets work even through these.)
Mnemonic: “Hot Dogs Hurt” → Heat, Drop, Hammer spoil magnets.
(Store them in pairs with wood and iron.)
Mnemonic: “Big Uncle Ran Down City Street” → Bar, U-shaped, Ring, Disc, Cylindrical, Spherical.
(Remember the funny picture of an uncle running down a street.)
87 videos|309 docs|27 tests |
| 1. What are the main properties of magnets? | ![]() |
| 2. How do magnets work? | ![]() |
| 3. What are the different types of magnets? | ![]() |
| 4. How can we use magnets in everyday life? | ![]() |
| 5. What safety precautions should be taken while using magnets? | ![]() |