The metric system equates volumes of water to weights.
One liter of water weights one kilogram (about 2.2 pounds), and one mL of water weighs one gram.
18
100 grams
112 grams
1 pennyweight= 1.56 Grams
5
The kilogram is 1000 times heavier.
The hummingbird egg weights half of a gram.
Scroll down to related links and look at "Picture of weights from 1 kilogram to 1 gram".
No, the gram is used for small weights, even though the gram is a mass unit, not a force unit or weight unit.
mcg stands for micro gram (1/10,000th of a gram)...an accurate scale designed for small weights would do the trick.
When concerting such we say penny weight equals dwt 1 gram which is 0.64301 dwt
A paperclip is an example of something in your house that weighs around a gram.