第1个回答 2011-04-20
Chemistry is a door based on experiment, experiment is the subject of chemical soul and life. The history of the development of chemical science, chemistry discipline that every time the leap development history, chemistry at every major found, is inseparable from the chemical experiment. Based on experiment is the most basic characteristic chemistry discipline, but also the basic characteristics of middle school chemistry. Through the experiment teaching, can stimulate students' interest in study chemistry, help the students form understand chemical concept, understanding and consolidate chemical knowledge, skills, and improve the culture observation and experiment ability. Also helps cultivate seeking truth from facts, rigorous serious science learning attitude. However, due to our country rural experimental conditions equipment and test pattern restriction, our country's chemical experiment teaching only emphasize and value chemical knowledge, particularly in the rural middle schools, teachers and students only to take the experimental results and conclusions, the aim of the experiment is to obtain and remember these also finally evolved into speak conclusion, back experiment teaching model experiment. The students' experiment ability exists only in books and oral, but actual chemical experiment ability and didn't get good training. So, how to cultivate the students' experiment ability? This article probes into the problem of all kinds of method proposed in the literature comparison and draw their own methods. 最正确的哦~采纳把!