GCSE Maths (Edexcel)
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Geometry and Measures
Mensuration and Calculation
Need for Units
1:24
Units
Spec
N13
G14
- A physical quantity is something that can be measured
- A unit of measurement is used to express a physical quantity
- Examples of units include centimeters, seconds, and milliliters
- Units must be stated in order to understand the scale of a measurement
- Without units, measurements do not make sense
- It is important to always include units in math and science exams.
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