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12.2 Chemistry
Vocabulary Words
Question | Answer |
---|---|
electromagnetic force | a force associated with charged particles, which has two aspects, electric force and magnetic force |
solenoid | a coil of current-carrying wire that produces a magnetic field |
electromagnet | a solenoid with a ferromagnetic core |
galvanometer | a device that uses an electromagnet to measure small amounts of current |
electric motor | a device that uses an electromagnet to turn an axle |