Physics A2: every topic explained

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
• Gravitational potential

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

Astronomy and cosmology

• Standard candles
• Stellar radii
• Hubble's law and the Big Bang theory