Which metric unit represents 'one thousandth of a kilogram'?

$1$1 kg

$1$1 Kg

$1$1 mg

$1$1 g

True or False:

$4$4 kg < $3300$3300 grams.

$5$5 kg > $5600$5600 grams.

Convert 1 kilogram into grams.

Convert between metric units, using whole numbers and commonly used decimals