A book could weigh a kilogram. It is also likely to weigh a few hundreds of grams.
Kg or tonnes in metric. Pounds or tons in US units.
centimeter
Probably centimeters.
No. The closest metric unit is the meter.
the metric unit of force and weight is a: newton
1 milligram
The liter (or more properly litre) is a metric unit of volume.
The liter (or litre) will commonly be used for that.
The metric unit is a millilitre. The metric unit is a millilitre. The metric unit is a millilitre. The metric unit is a millilitre.
Kg or tonnes in metric. Pounds or tons in US units.
the metric system
Centimetres.
centimeter
I think I saw that you tried to include that your units were in inches. this is not a metric unit to start. convert inches to centimetres. then multiply the length by the width to get your answer in cm^2, a metric unit
Cubic kilometres. There are approx 12,000 km^3 in Lake Superior.
meters2
Probably centimeters.