- Great Mighty King Henry Died By Drinking Chunky Milk
- Kangaroos Hop Down Mountians Drinking Chocolate Milk
- Kings Hate Dragons Because Dragons Can’t Make Money
- King Henry Danced Merrily Down Center Main Meeting Nice People
- King Henry Died Bloated Drinking Chocolate Milk
- Kittens Hate Dogs But Do Chase Mice
These sentences stand for the Metric prefixes and base unit. Take the first letter of each word it relates to the prefixes: kilo, hecto, deca, base, deci, centi, milli, micro
Another mnemonic: Good Models Know How Dunkin Donuts Can Make U Not Petit
Prefix: giga, mega, kilo, hecto, deca, deci, centi, milli, micro (symbol looks like a U), nano, pico
Another mnemonic for the prefixes that go from 10^24 -10^-24:
Yawning Zebras Expect Promptness Towards Great Magnanimous Kings Determined Centaurs Make Messes Nicely Pushing Feminism At Zebras Yearnings.
Stands for: Yotta Zetta Exa Peta Tera Giga Mega Kilo Deci Centi Milli Micro Nano Pico Femto Atto Zepto Yocto.
Information from Wikipedia Metric prefix:
A metric prefix or SI prefix is a unit prefix that precedes a basic unit of measure to indicate a decadic multiple or fraction of the unit. Each prefix has a unique symbol that is prepended to the unit symbol. The prefix kilo-, for example, may be added to gram to indicate multiplication by one thousand; one kilogram is equal to one thousand grams. The prefix centi-, likewise, may be added to metre to indicate division by one hundred; one centimetre is equal to one hundredth of a metre.
Weight: measured in grams, 1kg is one kilogram = 1000 grams ~ approximately 2lb or 3.3oz
Length / distance: measured in meters, 1km is one kilometer = 1000 meters ~ approximately 1093yd
Volume: measured in liters, 1l is one liter = 1000 mililiter or 1000ml ~ approximately 2.1134US pt lqd.