这期的是IB物理考试知识点总结哦！！无论是SL还是HL都需要整理知识点，以应对复杂的考试和题型。以下的内容不能不看，干货满满的知识点总结和考点分析来咯，帮助大家进行对应复习，记得保存哦～～
IB2021考试改革，IB知识点难点整理。
物理
IB物理SL：
（删除paper 3, Group 4 project整体删除）
IB物理HL：
（删除paper 3, Group 4 project整体删除）
SL
Chapter 1:
Accuracy， Precision, Systematic Error, Random Error,Fundamental/Derived Units
Chapter 2:
Chapter 2 part1:
Newton’a Law, Life Scenario , Elevator Problem
Momentum,Impulse-Momentum Theorem, Conservation of Momentum
Work-Energy-Power（Conservation of Energy， Work -Energy Theorem）
Chapter 3:
Thermodynamics(static-thermal capacity, latent heat, dynamic-moving particle theory, kinetic theory of ideal gas)
Chapter 4:
Oscillation(Wave pulse, Continuous Pulse, Amplitude, Period…..)
Diffraction and Polarisation(single slit, double slits, diffraction grating, Resolution)
(Travelling Wave, Standing Wave, EM waves, Intensity, SHM Waves, Resonance, Reflection and Transmission, Doppler Effect)
Chapter 5:
Charge, transfer of charge, electric field, Coulomb’s Law, electric current, heating effect of electric currents, Kirchhoff’s circuit, Ohm’s Law, cells, magnetic field, magnetic forces.
Chapter 6:
Circular Motion（Centripetal Force，Centripetal Acceleration， Curved Banking）
Projectile Motion（horizontal projectile, projectile at an angle, up and down）
Chapter 7：
Discrete energy levels, radioactive decay, half-life, Background Radiation, nuclear reaction, mass defect, nuclear binding energy, nuclear fission, nuclear fusion, (quarks, leptonsand antiparticles, hadrons, baryon and mesons, exchange particles, Feynman Diagrams, Confinement)
Chapter 8:
Energy(energy density, energy degradation, fossil fuel, nuclear, power, solar, wave power, hydroelectric, wind, planets’s radiation, greenhouse effect, )
HL
Chapter 9:
SHM equations, Single-Slit Diffraction, Interference, Resolution, Doppler Effect.
Chapter 10:
gravitational field, electric field, electric potential , gravitational potential, equipotential lines and equipotential surface, potential energy, potential gradient, orbital motion, orbital energy, kepler’s laws and intensity equation.
Chapter 11:
emf, magnetic flux and flux linkage, faraday’s law, lenz’s law, AC generators, transformers, diode bridges, half-wave and full-wave rectification, capacitance, dielectric materials, series and parallel capacitors, RC Cirucuits
Chapter 12:
photoelectric effect, matter waves, pair production and pair annihilation, bohr’s model for hydrogen, the wave function, uncertainty principle, tunnelling, rutherford scattering and nuclear radius, nuclear energy levels, neutrino, radioactive decay, digital and technology.
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那针对不同的大学，A-Level课程如何选课？选课原则是什么？选课中存在哪些误区？
