# OCR A PHYSICS FROM 2015

- Created by: parrot16
- Created on: 27-02-16 19:28

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Base units and quantities

- A physical quantity is a property of an object or of a phenomenon that can be measured

- The 7 SI base units are-
- length, m
- mass, kg
- time, s
- electric current, A
- temperature, K
- amount of sunstance, mol
- luminous intensity, cd

The prefixes are:

- peta, P, 10 to the power of 15
- tera, T, 10 to the power of 12
- giga, G, 10 to the power of 9
- mega, M, 10 to the power of 6
- kilo, k, 10 to the power of 3
- deci, d, 10 to the power of -1
- centi,c, 10 to the power of -2
- milli, m, 10 to the power of -3
- …

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# OCR A PHYSICS FROM 2015

- Created by: parrot16
- Created on: 27-02-16 19:28

Base units and quantities

- A physical quantity is a property of an object or of a phenomenon that can be measured

- The 7 SI base units are-
- length, m
- mass, kg
- time, s
- electric current, A
- temperature, K
- amount of sunstance, mol
- luminous intensity, cd

The prefixes are:

- peta, P, 10 to the power of 15
- tera, T, 10 to the power of 12
- giga, G, 10 to the power of 9
- mega, M, 10 to the power of 6
- kilo, k, 10 to the power of 3
- deci, d, 10 to the power of -1
- centi,c, 10 to the power of -2
- milli, m, 10 to the power of -3
- …

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