Liter. Kiloliter is much more than you'll fit in a bucket, but a bucket will have hundreds of milliliters.
Meter is a measure of distance, so that's right out.
yes
kiloliter
1,000 liters = 1 cubic meter
Cubic centimeter, also known as milliliter, seems appropriate in this case.
a milliliter
Milliliter.
milliliter
After the magnitude of any capacity or volume of space has been measured, it can be expressed in units of 'kiloliters'. If the sample is relatively small, then the choice of 'kiloliter' may produce an inconveniently small number, and 'liter' or 'milliliter' may be preferred.
ml
milliliter
milliliter
Millilitre is a unit of capacity, not length
Millilitre is a unit of capacity, not length