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Java Games: Flashcards, matching, concentration, and word search. |
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7J VOCAB Section 3 (Electromagnets)
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| solenoid | a coil of wire that creates a magnetic field inside it when an electric current flows through it |
| core | the central or innermost part |
| electromagnet | usually a soft iron bar with coils of wire wrapped around it |
| relay | a switch in an electrical circuit that allows a small current in 1 circuit to turn on and off a much larger current in a second circuit |
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High School Science |
GDQ International Christian School |
| Tirana |
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