WJEC A-level Physics 1420QS · 3.5(d)
The concept of the half-life, T½
- Code
- 3.5(d)
- In
- 3.5 Nuclear Decay
- Topic
- 3 A2 Unit 3: Oscillations and Nuclei
- 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 in 3.5 Nuclear Decay
- 3.5(a) Nuclear decay and alpha, beta and gamma radiation
- 3.5(b) Distinguishing alpha, beta and gamma radiation
- 3.5(c) Background radiation
- 3.5(d) The concept of the half-life, T½
- 3.5(e) The definition of the activity, A, and the Becquerel
- 3.5(f) The decay constant and activity, A = λN
- 3.5(g) The exponential law of radioactive decay
- 3.5(h) Half-life and the decay constant