It depends on what you are measuring you can tell me or let me know what you are measuring and I will tell you the tools to use for it.
Any
Most of the world uses the metric system for measurement. The main units used outside of the U.S.A. is the metric system or SI (System Internationale).
Decimal refers to any system of numbers which uses a base 10. Metric commonly refers to anything used within the metric system. or to do with the/a metre of some sort.
The US Customary system is a system of measurements which is used only in the US and seldom elsewhere. Some of its measurements include: inch, yard, mile, pound, quart, pint, etc. Elsewhere, the metric system is used. This is an efficient system because it is based on powers of 10. Some metric units include: kilogram, millimeter, centimeter, and kilometer.
(g) grams- is the unit used in the metric system.
No
There are no tools that are specific to metric system: the same tool can also be used for the Imperial system. The best metric unit of weight of a CD is probably the millinewton.
The metric system is used for measuring anything and everything.
The metric system is used for temperatures from Celsius.
Most of the world uses the metric system for measurement. The main units used outside of the U.S.A. is the metric system or SI (System Internationale).
The metric system is used everywhere.
Decimal refers to any system of numbers which uses a base 10. Metric commonly refers to anything used within the metric system. or to do with the/a metre of some sort.
The metric system is an internationally agreed system for measuring physical and chemical attributes.
Only three countries still cling to the "English" system, whereas the whole world uses metric. The SI units were established in 1960 as part of a review of the metric system used at the time; it uses metric units because it is the current version of the metric system.
Metric.
metric
The US Customary system is a system of measurements which is used only in the US and seldom elsewhere. Some of its measurements include: inch, yard, mile, pound, quart, pint, etc. Elsewhere, the metric system is used. This is an efficient system because it is based on powers of 10. Some metric units include: kilogram, millimeter, centimeter, and kilometer.
There is basically ONE metric system currently used worldwide. It is called the SI. All countries that use "the metric system" are really using the SI. Other metric systems were used in the past, but they are not commonly used in any country.