The answer depends on what characteristic of the raisin is being measured: its mass, its length, volume, temperature - or whatever.
Milligrams
What is the metric unit of a orange? What is the metric unit of a pencil? What iw the customary unit amount of water a bathtub will hold?
The SI (i.e. metric) unit is the Joule.The SI (i.e. metric) unit is the Joule.The SI (i.e. metric) unit is the Joule.The SI (i.e. metric) unit is the Joule.
The basic unit of volume in the metric system measures a single liter of water is equal to 1 unit.
Fahrenheit is a customary unit
What metric unit would you use to measure a computer keyboard
(g) grams- is the unit used in the metric system.
The Newton.
grams
kilograms
The main unit in the metric system is the meter. It measures length.
The 'kilometer' is a unit of length or distance in the metric system.
The litre
Meters
In math and in almost all other countries, the typical units of measure are metric units of measure
There is only one: the second.
centimeters
You can use centimeter or meter as a unit of a person's height.