1) To find Direction a) Compass b) Microphone c) Telephone d) Crane 2) Magnet is discovered in a) Germany b) Magnesia c) Italy d) New York 3) Magnet always settles in a) East West Direction b) North South Direct c) North East direction d) South West Direction 4) Magnetism is a) Energy b) Speed c) Heat d) Motion

Magnet

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？