WJEC A-level Physics 1420QS · 4.3
Orbits and the Wider Universe
- Code
- 4.3
- In
- 4 A2 Unit 4: Fields and Options
- Course
- A-level Physics 1420QS
- Board
- WJEC
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
Points under 4.3
- 4.3(a) Kepler's three laws of planetary motion
- 4.3(b) Newton's law of gravitation
- 4.3(c) Deriving Kepler's third law
- 4.3(d) Mass of a central object from orbital data
- 4.3(e) Galaxy rotation and dark matter
- 4.3(f) The Higgs boson and dark matter
- 4.3(g) Centre of mass of a two-body system
- 4.3(h) The Doppler relationship
- 4.3(i) Radial velocity of a star
- 4.3(j) Detecting exoplanets from radial velocity data
- 4.3(k) The Hubble constant
- 4.3(l) Hubble time 1/H₀ and the age of the universe
- 4.3(m) Critical density of a flat universe