# "Describe" questions — AQA A-Level Physics (7408)

> 24 questions · physics

## How to answer

Say WHAT happens, in order. No reasoning. Structure: 1. First X. 2. Then Y. 3. Then Z. Assessment Objective: AO1. Every "describe" answer on this spec is marked against exactly this pattern.

## Sample questions

1. [A physics technician records the following measurements during an experiment: a length of 0.0035 m, a mass of 0.000 002 …](https://www.gradenine.co.uk/q/a-physics-technician-records-the-following-016460e3)
2. [A student measures the extension of a spring when a 500 g mass is hung from it. She takes five measurements using a rule…](https://www.gradenine.co.uk/q/a-student-measures-the-extension-of-1306cdee)
3. [Describe how ultrasound is used to produce an image of structures inside the body.](https://www.gradenine.co.uk/q/describe-how-ultrasound-is-used-to-24b85aaa)
4. [Describe how a digital X-ray image of a patient's chest is produced, from the X-ray tube to the final image.](https://www.gradenine.co.uk/q/describe-how-a-digital-x-ray-image-373653d1)
5. [A student measures the boiling point of a saltwater solution. She takes six readings using a thermometer. Her results ar…](https://www.gradenine.co.uk/q/a-student-measures-the-boiling-point-4c635f13)
6. [A skydiver jumps from an aircraft and falls vertically downwards. Describe how the velocity of the skydiver changes from…](https://www.gradenine.co.uk/q/a-skydiver-jumps-from-an-aircraft-551b30ff)
7. [A student measures the resistance of a resistor five times using an ohmmeter. His results are: 47 Ω, 52 Ω, 49 Ω, 48 Ω, a…](https://www.gradenine.co.uk/q/a-student-measures-the-resistance-of-641ab37b)
8. [Describe the evidence from the alpha particle scattering experiment that led scientists to conclude that an atom has a s…](https://www.gradenine.co.uk/q/describe-the-evidence-from-the-alpha-695cd313)

## Related

- [AQA A-Level Physics (7408) revision notes](https://www.gradenine.co.uk/learn/aqa-a-level-physics-7408)
- [AQA A-Level Physics (7408) past papers](https://www.gradenine.co.uk/past-papers/aqa-a-level-physics-7408)
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