Magnification
What Magnification means in Combined Science GCSE, as defined for AQA.
Definitions of Magnification
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Reference: AQA
A ratio comparing image size to real size, so it has no units and is given as a plain number, often with a multiplication sign.
The enlarging of an image, which is useful only if resolution is also sufficient, otherwise the image is enlarged but blurred.
A number with no unit, given by image size divided by real size, and rearranged to find image size or real size.
Calculated as image size divided by actual size, with units converted consistently before dividing.
How many times larger an image is than the object.
Topics that use Magnification
- Animal and plant cells (AQA GCSE)
- Microscopy (AQA GCSE)
Related terms
- Aerobic respiration
- Cell membrane
- Cell structure and function
- Cell wall
- Chloroplasts
- Cytoplasm
- Energy release
- Estimation
Using Magnification in the exam
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