Unit of measurement for volume (capacity, okay, or how much space something takes up). One Liter is 1000 mL. A 16oz soda is 473 mL, or just under half a liter.
a metric unit of weight equal to one thousandth of a kilogram. This would be an appropriate measurement for smaller objects. A paper clip weighs about one gram.
a unit of mass in the metric system that is 1/1000th of a gram. A grain of sugar or salt is approximately 1mg.
A metric unit of length that is 100cm or 1000mm. A meter is about the length of the height of a wooden chair.
a metric unit of length equal to one hundredth of a meter. 2.54 centimeters (approximate) fit into an inch. A paper clip's width (not length) is about 1cm.