01 physical quantities, units & measurement Flashcards by Isabelle Wee

Q

Definition

Physical Quantity

A

A quantity that can be measured and consists of a numerical magnitude and unit.

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Q

Definition

Derived Quantity

A

A quantity that is…

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Q

Base Quantity Example

Length

A

centimeter, cm

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Q

Base Quantity Example

Mass

A

kilogram, kg

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Q

Base Quantity Example

Time

A

seconds, s

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Q

Base Quantity Example

Electric Current

A

ampere, A

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Q

Base Quantity Example

Amount of Substance

A

mole, mol

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Q

Base Quantity Example

Luminous Intensity

A

candela, cd

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Q

Prefixes

10¹²

A

Tera aka Trillion

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Q

Prefixes

10⁹

A

Giga aka Billion

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Q

Prefixes

10⁶

A

Mega aka Million

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Q

Prefixes

10³

A

Kilo aka Thousand

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Q

Prefixes

10²

A

Hecto aka Hundred

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Q

Prefixes

10¹

A

Deca aka Ten

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Q

Prefixes

10^-1

A

Deci aka Tenth

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Q

Prefixes

10^-2

A

Centi aka Hundredth

Q

Prefixes

10^-3

A

Milli aka Thousandth

Q

Prefixes

10^-6

A

Micro aka Millionth

Q

Prefixes

10^-9

A

Nano aka Billionth

Q

Prefixes

10^-12

A

Pico aka Trillionth