kilo
You could (theoretically) use either... However - Kilos is the preferred measurement.
The dog weighs 50 kilograms. To convert grams to kilograms, divide by 1000 since there are 1000 grams in a kilogram.
kilograms
grams
825,000
I think it is kilograms
1300 grams
Kilogram
The weight of a guitar could be determined in either kilograms or grams, but preferably in kilograms.
You would weigh a baseball bat in kilograms.
A dog is 14 grams
i think that you would measure a bag of dog food in kilograms