"Describe and explain" questions — Pearson Edexcel International GCSE Physics (4PH1)
8 questions · physics · View as Markdown
How to answer
"describe and explain" questions from Pearson Edexcel International GCSE Physics (4PH1). Read the rubric carefully — the marking points cluster into scientific ideas rather than free-form prose.
Sample questions
- A coil of wire is connected to a sensitive galvanometer. A bar magnet is pushed quickly into the centre of the coil and …
- A moon orbits a planet in a slightly elliptical orbit at a near constant orbital speed. State what provides the force th…
- A sound wave travels through air and then enters water. Describe and explain what happens to the speed, frequency, and w…
- A chain reaction occurs when uranium-235 undergoes nuclear fission in a nuclear reactor. Describe how a chain reaction i…
- A uranium-235 nucleus absorbs a slow-moving neutron and undergoes nuclear fission. Describe what happens during this fis…
- A natural satellite orbits a planet in a slightly elliptical orbit. Describe how the orbital speed and orbital period of…
- A compass needle is placed near a bar magnet. Describe what is meant by a magnetic field and explain how magnetic field …
- A comet travels in a highly elliptical orbit around the Sun. Describe and explain how the orbital speed of the comet cha…