depends how many you have and the conclusion you seek, But in grams would be best
grams because a feather would not be measured in kilograms
grams 1 kilogram = 1000 grams 1 gram = 0.001 kilograms
Grams
grams
Kilograms or Grams .
A gram is measured in grams. A kilogram is measured in kilograms.
Matter can be measured in either grams or kilograms or a combination of both.
kilograms
kilograms
grams
grams
grams