OCR A Level Physics B (Advancing Physics)
OCR A Level Physics B (Advancing Physics) Quantities and Units Exam Questions
Free OCR A Level Physics B (Advancing Physics) exam questions on Quantities and Units, with mark schemes. Covers SI units, prefixes and estimation in Advancing Physics.
Quantities and Units exam questions
These packs of real past exam questions cover the whole of Module 2: Fundamental Data Analysis, including Quantities and Units. Work through every question on this sub-topic, then mark your answers against the mark scheme.
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A Level Physics Flashcards
Every answer is written in mark scheme wording, so you learn exactly what examiners give marks for. Pick your exam board, then test yourself with the questions on this page.
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About OCR A Level Physics B (Advancing Physics) Quantities and Units
This sub-topic covers units and orders of magnitude.
What you need to know
- Units SI base and derived units.
- Prefixes Standard prefixes and conversions.
- Estimation Making sensible order of magnitude estimates.
Common mistakes in Quantities and Units
- Mixing prefixes.
- Leaving units off answers.
Try two Quantities and Units exam-style questions
1. Express the watt in base units. (1 mark)
Show the mark scheme answer
kg m² s⁻³.
2. Estimate the height of a room in m. (1 mark)
Show the mark scheme answer
About 2.5 m.
Quantities and Units FAQs
What does this cover?
Units, prefixes and estimates.
Why estimate?
To check whether answers are sensible.
Revise this topic with flashcards: A Level Physics Flashcards, with mark scheme answers for Anki and Quizlet.
