WJEC A-level Physics A420QS · C2.8
Orbits and the Wider Universe
- Code
- C2.8
- In
- C2 Component 2: Electricity and the Universe
- Course
- A-level Physics A420QS
- Board
- WJEC
Grade boundaries·WJEC command words
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 C2.8
- C2.8(a) Kepler's three laws of planetary motion
- C2.8(b) Newton's law of gravitation
- C2.8(c) Deriving Kepler's third law
- C2.8(d) Mass of a central object from orbital data
- C2.8(e) Galaxy rotation and dark matter
- C2.8(f) The Higgs boson and dark matter
- C2.8(g) Centre of mass of a two-body system
- C2.8(h) The Doppler relationship
- C2.8(i) Radial velocity of a star
- C2.8(j) Detecting exoplanets from radial velocity data
- C2.8(k) The Hubble constant
- C2.8(l) Hubble time 1/H₀ and the age of the universe
- C2.8(m) Critical density of a flat universe