"nano-"
Chat with our AI personalities
A zetrosecond is a unit of plank time and is the shortest measurement of time ever. The simple answer is , a billionth of a trillionth of a second.
Milli is not a unit of measurement on its own, but is a prefix meaning one thousandth. Milli can precede any metric unit of measurement. (i.e. metre -> millimetre litre -> millilitre)
dec-(i think)
Subunits can be abbreviated using the first letter of the prefix and the first letter of the base unit (all lowercase): mm = millimeter, kg = kilogram, etc. Meters are simply, "M" because they do not have a prefix, they are a base unit in themselves.
No, a pencil is not a unit of measurement.