Magnet - 1.A material that attracts iron, nickel, cobalt, and some alloys., Electromagnet - 2.A magnet created when electric current flows through a coil of wire around a metal core., Magnetic field - 3.The area around a magnet where magnetic forces can be felt., Solenoid - 4.A coil of wire that creates a magnetic field when current flows through it., Poles (North & South - 5.The ends of a magnet where the magnetic force is strongest., Attract - 6.The force that pulls certain materials toward a magnet., Repel - 7.The force that pushes two like poles of a magnet away from each other., Current - 8.The flow of electric charge through a wire or conductor., Coil - 9.Loops of wire that are wrapped around a core to create an electromagnet, Ferromagnetic - 10.Materials like iron, nickel, and cobalt that are strongly attracted to magnets.,

quiz

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？