Physics A-Level
Scale and orders of magnitude
What Scale and orders of magnitude means in Physics A-Level, as defined for OCR.
Definition of Scale and orders of magnitude
Check what you remember
Read the wording for your board, then hide it and explain Scale and orders of magnitude in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A typical atomic diameter is of the order of 10⁻¹⁰ m, while a typical nuclear diameter is of the order of 10⁻¹⁵ m to 10⁻¹⁴ m.
Topics that use Scale and orders of magnitude
- The nuclear atom (OCR A-Level)
Related terms
- Atomic and nuclear density
- Atomic and nuclear dimensions
- Atomic structure
- Charge and neutrality
- Evidence from scattering
- Force-separation relationship
- Isotopes
- Nuclear notation
Using Scale and orders of magnitude in the exam
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