中学各门学科都应有各自的“第二渠道”。因为时代在发展,要求中学生不仅应获取知识,而且应进一步运用知识、创造知识。本文仅就如何开辟化学“第二渠道”提出一些粗浅的看法。一、化学在“第二渠道”中的地位在开展“第二渠道”活动中,化学有它的独特地位。主要表现在: 1.化学是一门实验科学,在中学所学的理 Each school discipline should have its own “second channel.” Because the era is developing, it requires that middle school students not only acquire knowledge, but also use knowledge and create knowledge. This article only provides some superficial views on how to open up the chemical “second channel”. First, the status of chemistry in the “second channel” In the “second channel” activities, chemistry has its unique position. The main expressions are as follows: 1. Chemistry is an experimental science.