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科技常识知识点睛与解题技巧1.科学 科学有若干种解释每一种解释都反映出科学某一方面的本质特征而且科学本身也在发展人们对它的认识不断深化给科学下一个永恒不变的定义是难以做到的我们把众多的科学定义加以概括指出为多数人可以接受的共同概念那就是科学知识科学研究活动科学社会建制的统一体2.技术 技术是人类运用知识经验和技能并借助物质手段以达到利用控制和改造自然的目的的完整系统它是人们的知识和能力同物质
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