Troy is baking. He is using a bag of flour that weighs 1 kg. A common way of measuring the mass of objects is to use balance scales. A balance scale works by placing the object you want to weigh ...

Mass or weight is measured in grams (g) and kilograms (kg). Capacity is measured in millilitres (ml) and litres (l). Weight is measured in grams (g) and kilograms (kg).