Key term for OCR GCSE Chemistry B, used in Data interpretation and conclusions.
An exponential change in the value of a quantity by a factor of 10, frequently used to compare the relative sizes of objects like atoms and nanoparticles.
Order of magnitude appears in OCR GCSE Chemistry B revision content for Ideas about Science, especially Data interpretation and conclusions and Unit conversion.
Ideas about Science
Data interpretation and conclusions • Unit conversion
Ideas about Science
Data interpretation and conclusions • Prefixes and standard form
Material choices
Nanoparticles • Ratios and relative sizes
Material choices
Nanoparticles • Standard form calculations
Material choices
Nanoparticles • Scale and definition of nanotechnology
Material choices
Nanoparticles • Nano dimensions
Chemical patterns
History of the atomic model • Relating size to physical objects
Chemical patterns
History of the atomic model • Typical size of atoms
Chemical patterns
History of the atomic model • Size and scale of atoms
Chemical patterns
History of the atomic model • Structure of the atom
Air and water
Evidence and causes of climate change • Orders of magnitude
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