科学素养与生活应用 · 英语 · 计划 04

1 Sun Power for Your Home 家里的太阳能电力 2 How QR Codes Share Info Fast 二维码如何快速分享信息 3 Plastic Bottles Become New Things 塑料瓶变成新物品 4 Clean Water from Rain and Pipes 从雨水和水管来的干净水 5 Wind Turns into Light at Night 风在夜晚变成光 6 Smart Lights That Know When You're Near 知道你靠近的智能灯 7 Why Bridges Don’t Fall Down 为什么桥不会塌下来 8 Batteries Store Power Like Tiny Tanks 电池像小水箱一样储存电力 9 Green Roofs Cool Cities and Help Bees 绿色屋顶为城市降温并帮助蜜蜂 10 How Recycling Paper Saves Trees 回收纸张如何拯救树木 11 Compost Turns Food Scraps into Garden Gold 堆肥把厨余变成花园黄金 12 LED Bulbs Shine Bright and Last Long LED灯泡明亮又耐用 13 How Touchscreens Feel Your Fingertip 触摸屏如何感知你的指尖 14 Why Rainbows Appear After Storms 为什么雨后会出现彩虹 15 How Plants Drink Water from Roots Up 植物如何从根部向上吸水 16 Why Ice Floats on Liquid Water 为什么冰能浮在液态水上 17 How Bees Make Honey from Flower Nectar 蜜蜂如何将花蜜变成蜂蜜 18 Why Mirrors Flip Left and Right, Not Up and Down 为什么镜子左右翻转却不上下翻转 19 How Solar Panels Adjust to Sunlight All Day 太阳能板如何全天自动追踪阳光 20 Why Some Toilets Refill Quietly After Flushing 为什么有些马桶冲水后会安静地自动补水 21 How Streetlights Know When It’s Getting Dark 路灯如何感知天色变暗并自动亮起 22 Why Traffic Lights Change Without a Person Watching 为什么交通灯无需人工值守就能自动变换 23 How Automatic Doors 'See' People Coming In 自动门如何‘看见’走近的人并开启 24 Why Elevators Stop at the Right Floor Every Time 电梯为何每次都能准确停靠在目标楼层 25 How Smart Thermostats Learn Your Schedule 智能恒温器如何学习你的作息时间 26 Why Drones Fly Steady in Windy Air 无人机为何能在大风中平稳飞行 27 How Motion Sensors Spot Tiny Movements 运动传感器如何探测微小动作 28 Why Self-Cleaning Windows Stay Clear in Rain 自清洁玻璃为何遇雨更干净 29 How Noise-Canceling Headphones Silence Busy Sounds 降噪耳机如何消除嘈杂环境音 30 Why Some Trash Bins Open Without Touching 为何某些垃圾桶无需触碰即可开启