WJEC A-level Physics 1420QS · 2.7
Photons
- Code
- 2.7
- In
- 2 AS Unit 2: Electricity and Light
- 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 2.7
- 2.7(a) Photons as packets of energy
- 2.7(b) Demonstrating the photoelectric effect
- 2.7(c) Measuring maximum kinetic energy with a vacuum photocell
- 2.7(d) Graph of maximum kinetic energy against frequency
- 2.7(e) Einstein's photoelectric equation
- 2.7(f) The electromagnetic spectrum
- 2.7(g) Typical photon energies for these radiations
- 2.7(h) Producing line emission and absorption spectra
- 2.7(i) The appearance of such spectra as seen in a diffraction grating
- 2.7(j) Energy level diagrams and line spectra
- 2.7(k) Ionisation energies from energy level diagrams
- 2.7(l) Electron diffraction and wave-particle duality
- 2.7(m) The de Broglie relationship
- 2.7(n) The calculation of radiation pressure on a surface absorbing or reflecting photons