Iron plate and wood are neighbors, but wood dare not get close to the iron plate because the iron plate always bullies it. Mu Mu was often bullied by Iron Board and felt very unhappy. Finally one day, the wood thought of a way to stop the iron plate from bullying it. What exactly was it?
Purpose: This short story introduces a piece of knowledge to everyone through how the wooden board prevents the bullying of the iron board: that is, there is an attraction between magnetism and iron. When a magnetic block appears, the iron block has to be attracted by it, so where the magnetic block is, the iron block is there.