考点解读一、考查要点1.天然放射性规律.2.了解核能的概念,知道核能释放的途径一原子核反应.3.原子核的人工转变,核反应方程,放射性同位素及其应用,放射性污染和防护.4.核能、质量亏损、爱因斯坦质能方程.5.重核的裂变、链式反应、氢核的聚变、热核反应.二、命题分析本部分与实际生活、现代科技密切相关,是每年高考的必考内容.考查内容为核反应方程、半衰期、 Interpretation of test centers 1. Points to examine 1. Laws of natural radioactivity 2. Understand the concept of nuclear energy and know the way of nuclear energy release Nuclear reaction 3. The artificial transformation of nuclei, nuclear reaction equations, radioisotopes and their applications, radioactive contamination and protection.4 Nuclear energy, mass loss, Einstein’s equation of mass energy, fission of heavy nuclei, chain reaction, fusion of protons, thermonuclear reaction.Part II Analysis of Propositions This section is closely related to actual life and modern science and technology, and is an annual college entrance examination Of the required content.The content of the test for the nuclear reaction equation, half-life,