巧用“五分钟小测”,提高化学复习效率

来源 :教育实践与研究 | 被引量 : 0次 | 上传用户:wooool123
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
“五分钟小测”是指每堂课开始时先安排3~5分钟的小测试。通过测试检查复习效果,激活学生的先前经验,为当堂课知识的构建做好铺垫。通过测试训练,促进化学用语的运用、物质的推断、计算等技能的形成、巩固和熟练。通过测试使学生由课间的相对“动态”,迅速转化为课上复习的集中精力、积极思维的相对“静态”。
其他文献
晚清时期,两广总督张之洞处理中越边境和南海勘界,维护了国家领土和领海主权,体现了高度的智慧和深远的谋略。一、张之洞与中越边境勘界清光绪十年(1884年),法国挑起了中法战争
<正>党的十八届五中全会明确指出,创新是引领发展的第一动力。中共江苏省委第十二届十一次全会通过的"十三五"规划建议,把创新作为江苏发展的最大法宝,进一步强化其在发展全
Resistive RAM is a promising, relatively new type of memory with fast switching characteristics. Metal chalcogenide films have been used as the amorphous semico
随着中国的支付清算网络体系相对完善,网上支付跨行清算系统在我国全面启动,对支付机构跨行清算业务的发展起到了巨大的促进作用。下面笔者将结合支付机构跨行清算方面存在的一
Sliding wear tests of chilled cast iron tappet-disc and cam-ball tribo-partners were conducted by using ball on disc testing device. Magnetron sputtering CrTiAl
随着人们的生活条件越来越好,很多人在去除必要的生活支出后都会有一定的资金剩余,这些资金放在手里不安全并且没有任何收益。很多人愿意把这些暂时不需要的资金放在商业银行
NMR relaxometry is one of the techniques that allow observing changes in the molecular mobility that come from materials’ morphology. T1H has been used to moni
Sets of cold-filled SMA-13 asphalt mixture were designed by means of orthogonal design method. The bending and low temperature creep tests of the cold-filled SM
High cost has been pointed among factors that limit the promotion of geopolymers. To contribute to the reduction of the use of costly industrial sodium silicate
In this study, fatigue tests under different R ratios were conducted on the AZ61 Mg alloy to investigate its fatigue lifetimes and fatigue crack growth (FCG) be