Physics (9702)

26个单元 · 96个章节

免费的Physics (9702)学习笔记，专为Cambridge International AS Level学生准备。下列每个章节都涵盖一个重点主题，附有例题与练习提示，可在 thinka 应用中延伸练习。

AS Level Physics

Physical quantities and units
Kinematics
Dynamics
Forces, density and pressure
Work, energy and power
Deformation of solids
Waves
Superposition
Electricity
D.C. circuits
Particle physics

Physical quantities and units

Physical quantities
SI units
Errors and uncertainties
Scalars and vectors

A Level Physics

Motion in a circle
Gravitational fields
Temperature
Ideal gases
Thermodynamics
Oscillations
Electric fields
Capacitance
Magnetic fields
Alternating currents
Quantum physics
Nuclear physics
Medical physics
Astronomy and cosmology

Kinematics

Dynamics

Momentum and Newton’s laws of motion
Non-uniform motion
Linear momentum and its conservation

Forces, density and pressure

Turning effects of forces
Equilibrium of forces
Density and pressure

Work, energy and power

Energy conservation
Gravitational potential energy and kinetic energy

Deformation of solids

Stress and strain
Elastic and plastic behaviour

Waves

Progressive waves
Transverse and longitudinal waves
Doppler effect for sound waves
Electromagnetic spectrum
Polarisation

Superposition

Stationary waves
Diffraction
Interference
The diffraction grating

Electricity

Electric current
Potential difference and power
Resistance and resistivity

D.C. circuits

Practical circuits
Kirchhoff’s laws
Potential dividers

Particle physics

Atoms, nuclei and radiation
Fundamental particles

Motion in a circle

Kinematics of uniform circular motion
Centripetal acceleration

Gravitational fields

Gravitational field
Gravitational force between point masses
Gravitational field of a point mass

Temperature

Thermal equilibrium
Temperature scales
Specific heat capacity and specific latent heat

Ideal gases

The mole
Equation of state
Kinetic theory of gases

Thermodynamics

Internal energy
The first law of thermodynamics

Oscillations

Simple harmonic oscillations
Energy in simple harmonic motion
Damped and forced oscillations, resonance

Electric fields

Electric fields and field lines
Uniform electric fields
Electric force between point charges
Electric field of a point charge
Electric potential

Capacitance

Capacitors and capacitance
Energy stored in a capacitor
Discharging a capacitor

Magnetic fields

Concept of a magnetic field
Force on a current-carrying conductor
Force on a moving charge
Magnetic fields due to currents
Electromagnetic induction

Alternating currents

Characteristics of alternating currents
Rectification and smoothing

Quantum physics

Energy and momentum of a photon
Photoelectric effect
Wave-particle duality
Energy levels in atoms and line spectra

Nuclear physics

Mass defect and nuclear binding energy
Radioactive decay

Medical physics

Production and use of ultrasound
Production and use of X-rays
PET scanning

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