In today's experiment you are going to build an electroscope to measure the static electricity of various household objects.
今天的实验中,你会自己做一个验电器,来测量看看不同的家用品各会产生多少静电。
Explore forces, energy and work as you push household objects up and down a ramp.
当你把家居物品在斜坡上推上推下时,研究力、能和功的情况。
The objects were ordinary household objects: office supplies, children's toys, and sponges.
这些物品都是普通的家用品,包括办公用品、儿童玩具、海绵。
应用推荐