SI Units & Prefixes Flashcards
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Read the first 6 SI Units & Prefixes flashcards as text
Which SI prefix represents 10⁻⁹?
Answer: nano
The prefix nano represents 10⁻⁹, commonly used in nanotechnology and nanometers.
The SI unit of electric current is:
Answer: Ampere
The ampere (A) is the SI base unit for electric current.
What is the SI unit for luminous intensity?
Answer: Candela
The candela (cd) is the SI base unit of luminous intensity.
How many base units are defined in the International System of Units (SI)?
Answer: 7
The SI system defines exactly 7 base units from which all other units are derived.
Which prefix denotes a factor of 10¹²?
Answer: Tera
Tera (T) represents 10¹², as in terabytes in computer storage.
The SI unit of thermodynamic temperature is:
Answer: Kelvin
The kelvin (K) is the SI base unit of thermodynamic temperature, starting at absolute zero.