Biology A-Level
calibration
What calibration means in Biology A-Level, as defined for AQA.
Definition of calibration
Check what you remember
Read the wording for your board, then hide it and explain calibration in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Lining the two scales up, counting how many eyepiece divisions cover a known length on the micrometer, and dividing to find the real value of one eyepiece division at that objective.
Topics that use calibration
- Methods of studying cells (AQA A-Level)
Related terms
- acceptance of scientific evidence
- artefact
- magnification
- microscopy limitations
- optical vs electron microscopes
- resolution
- specimen preparation
- TEM and SEM principles
Using calibration in the exam
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