4-mark practice questions — Pearson Edexcel International GCSE Physics (4PH1)
147 questions · physics · View as Markdown
How to answer
4-mark questions are the shortest levels-of-response band. Aim for four scientific ideas, each in its own short sentence.
Sample questions
- A ski racer descends a snow-covered slope. As she moves down the slope, her gravitational potential energy decreases and…
- A student uses a microphone connected to an oscilloscope to display two different sound waves, Wave A and Wave B. Wave A…
- A plastic rod is rubbed with a cloth. After rubbing, the rod is found to carry a negative charge. Explain how the rod be…
- A steel spring is stretched by hanging weights from it. At first, the extension increases in proportion to the load. Whe…
- A spacecraft is travelling through deep space, far from any planet or star, with its engines switched off. A student cla…
- An artificial satellite is moved from a low orbit to a higher orbit around the Earth, whilst its orbital period remains …
- A radioactive isotope used in smoke detectors undergoes alpha decay. Explain why an alpha emitter with a long half-life …
- A factory uses a radioactive source to monitor the thickness of aluminium sheets as they are produced on a production li…