Question

what is the prefix pico used for​

Answer 1

Explanation:

Pico- (symbol p) is a unit prefix in the metric system denoting one trillionth, a factor of 10−12 (0.000000000001). Derived from the Spanish pico, meaning peak, beak, bit, this was one of the original 12 prefixes defined in 1960 when the International System of Units was established.