Studies matter and its motion through space and time.
Domain validity
- For everyday objects: classical mechanics
- For extremely massive objects: general relativity
- For objects whose speed are comparable to the speed of light: special relativity
- For extremely small objects: quantum mechanics
- For extremely small and fast objects: quantum field theory
Subfields
- classical mechanics
- thermodynamics
- electromagnetism and photonics
- relativistic mechanics
- quantum mechanics, atomic physics, and molecular physics
- optics and acoustics
- condensed matter physics
- high-energy particle physics and nuclear physics
- cosmology and astrophysics
- interdisciplinary fields
References: research fields