Question

Choose the best units (liters - l) or (milliliters - ml) to measure each of the following liquids.

The amount of liquid that would fill a test tube
The amount of mouthwash that would fill a travel-sized container
The amount of coffee that would fill a thermos

Answer 1

The amount of liquid that would fill a test tube: milliliters (it is usually a small amount and used for precise measurements)

The amount of mouthwash that would fill a travel-sized container: milliliters (again, a small amount)

The amount of coffee that would fill a thermos: liters (a large amount, used for drinking)