Is this right?

Choose an appropriate metric unit of mass or capacity.

A telephone-kilograms
A single piece of paper-grams
Lake Erie-kiloliters
a bucket of water-liters

2 answers

PLEASE HELP or is lake erie kilometers and a single piece of paper milligrams?
If the bucket of water is measured in liters, why would you want to change Lake Erie to meters?

A milligram = 1/1000 gram

Is a single piece of paper that light?