"Describe and explain" questions — WJEC GCSE Physics (Wales)
5 questions · physics · View as Markdown
How to answer
"describe and explain" questions from WJEC GCSE Physics (Wales). Read the rubric carefully — the marking points cluster into scientific ideas rather than free-form prose.
Sample questions
- Red-shift observations of distant galaxies provide evidence about the universe. Describe what red-shift is and explain w…
- A radioactive source emits beta particles. Describe the nature of a beta particle and explain why beta particles are les…
- A solenoid is connected to a direct current (d.c.) supply. Describe the magnetic field produced inside and outside the s…
- A student uses a laptop computer for several hours each day. Describe how energy is usefully transferred by the laptop a…
- Describe what is meant by alpha decay and explain why the nucleus of an atom undergoes radioactive decay.