WJEC A-level Physics A420QS · C3.6(d)
The concept of the half-life, T½
- Code
- C3.6(d)
- In
- C3.6 Nuclear Decay
- Topic
- C3 Component 3: Light, Nuclei and Options
- 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 in C3.6 Nuclear Decay
- C3.6(a) Nuclear decay and alpha, beta and gamma radiation
- C3.6(b) Distinguishing alpha, beta and gamma radiation
- C3.6(c) Background radiation
- C3.6(d) The concept of the half-life, T½
- C3.6(e) The definition of the activity, A, and the Becquerel
- C3.6(f) The decay constant and activity, A = λN
- C3.6(g) The exponential law of radioactive decay
- C3.6(h) Half-life and the decay constant