To identify the north pole of an unmarked magnet using a compass, you see:
- a. The compass north pole is repelled by the magnet's north pole
- b. Wood sticks to it
- c. It always melts ice
- d. It only attracts plastic
Open sheet
Exploring Magnets — Practice
Earth magnetism, making magnets, care, and applications.
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Magnetic field lines outside a bar magnet go roughly from:
- a. South to north
- b. North to south
- c. Centre only in circles random
- d. Nowhere
Aluminium is:
- a. Strongly magnetic like iron
- b. Not a typical magnetic material for fridge magnets
- c. A pole of Earth
- d. Always a permanent magnet
31 more questions in the full sheet.