A. Space, time and motion

A.1 Kinematics

A.2 Forces and momentum

A.3 Work, energy and power

A.4 Rigid body mechanics

A.5 Galilean and special relativity

A.5.1 (HL)—Reference frames

A.5.2 (HL)—Galilean relativity

A.5.3 (HL)—Galilean transformations

A.5.4 (HL)—Galilean velocity addition

A.5.5 (HL)—Two postulates of special relativity

A.5.6 (HL)—Lorentz transformations

A.5.7 (HL)—Relativistic velocity addition

A.5.8 (HL)—Space-time interval

A.5.9 (HL)—Proper time interval and proper length

A.5.10 (HL)—Time dilation

A.5.11 (HL)—Length contraction

A.5.12 (HL)—Relativity of simultaneity

A.5.13 (HL)—Space-time diagrams

A.5.14 (HL)—World lines and speed

A.5.15 (HL)—Muon decay evidence

B. The particulate nature of matter

B.1 Thermal energy transfers

B.2 Greenhouse effect

B.3 Gas laws

B.4 Thermodynamics

B.5 Current and circuits

C. Wave behaviour

C.1 Simple harmonic motion

C.2 Wave model

C.3 Wave phenomena

C.4 Standing waves and resonance

C.5 Doppler effect

D. Fields

D.1 Gravitational fields

D.2 Electric and magnetic fields

D.3 Motion in electromagnetic fields

E. Nuclear and quantum physics

E.1 Structure of the atom

E.2 Quantum physics

E.3 Radioactive decay

E.4 Fission

E.5 Fusion and stars

S Skills in Physics

S1.1 Experimental techniques

S1.2 Technology

S1.3 Mathematics

S2.1 Exploring and designing

S2.2 Collecting and processing data

S2.3 Concluding and evaluating

IB Physics HL A.5.15 (HL)—Muon decay evidence Question Bank

• Muon decay is experimental evidence for time dilation and length contraction.

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