Physics GCSE
same unit for both heights
What same unit for both heights means in Physics GCSE, as defined for AQA.
Definition of same unit for both heights
Check what you remember
Read the wording for your board, then hide it and explain same unit for both heights in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Image height and object height should both be measured in either mm or cm, because mixing them makes the answer ten times too big or too small.
Topics that use same unit for both heights
- Lenses (physics only) (AQA GCSE)
Related terms
- always virtual
- arrowheads in or out
- converging and diverging
- diverging lens
- dotted projections
- magnifying glass
- matched comparison
- real image
Using same unit for both heights in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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