you can't use kilograms to measure a orange, but you can use grams.
You could (theoretically) use either... However - Kilos is the preferred measurement.
There are 1000 grams in a kilogram, and seeing how small a butterfly is, I'd use grams
you use pounds or, since you're asking about metric measure, kilograms. You could use either but the answer in kilograms is much easier to read and write since. For example, if the cow weighs 700 lbs, its weight in grams would be 317,514 g. It's weight in kilograms would be 317.5 kg.
Kilograms
Kilogram
Grams and kilograms are measurement of weight. For a letter you would use grams. For a package you would use kilograms as it weight is more.
you can't use kilograms to measure a orange, but you can use grams.
grams
You could (theoretically) use either... However - Kilos is the preferred measurement.
I would use grams because grams would give you more significant figures for the measurement than kilograms
kilograms because grams are smaller than kilograms.
grams
You can use either. If you use kilograms, you will probably get a decimal, less than 1, so grams would be commonly used. By the way, grams and kilograms are units of mass, not of weight.
grams
grams
Grams. Definitely.