2015年山东省烟台市中考化学试题及答案
山东省烟台市2015年中考化学试卷一、选择题(本题包括10个小题,每小题2分,共20分.每小题只有一个选项符合题意)1.下列能量的转化过程中,由化学能转化为电能的是( ) A.蓄电池放电B.风力发电C.水力发电D.太阳能发电考点:物质发生化学变化时的能量变化..专题:化学反应的基本类型和能量变化.分析:根据题意,选择的能量转化是由化学能转化为电能;即发生化学反应,将化学能转化为电能,据此进行分析解答.解答:解:A、蓄电池放电,是利用化学反应产生能量,是将化学能转化为电能,故选项正确.B、风力发电,是将风能转化为电能,故选项错误.C、水力发电,是将重力势能转化为电能,故选项错误.D、太阳能发电...
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