What can you find inside a compass?, A piece of iron, A small, spinning magnetic needle, Some water, A large magnet, How should you use a compass?, Hold it flat and away from magnets, Shake it before use, Keep it near your phone, Use it only in the morning, Why does a compass needle point north?, Because you hold it flat., Because it is very old., Because it has two poles., Because the Earth's magnetic field pulls it., The Earth's magnetic pole in the north is actually ______., an east pole, a north magnetic pole, a south magnetic pole, a weak pole

排行榜

视觉风格

选项

AI增强版:本活动包含AI生成的内容。了解更多信息。

切换模板

恢复自动保存: