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Mass Measurement Practice
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Mass Measurement Practice
Use the facts that 1,000 mg = 1 g and 1,000 g = 1 kg. Choose the most sensible unit for each object.
Mass and units
1.Match each object to the unit that would usually make its mass easiest to record. You may use a unit more than once.
- A paper clip
- A school backpack
- A tiny dose of medicine
- An apple
- A classroom table
- kg
- kg
- g
- g
- mg
2.Which unit is usually most suitable for recording the mass of one apple?
- mg
- g
- kg
3.Which unit is usually most suitable for recording the mass of a classroom table?
- mg
- g
- kg
Convert and record
4.Convert 4,000 mg into grams.
5.Convert 6,000 g into kilograms.
6.A pencil has a mass of 9 g. Convert its mass to milligrams.
7.A bag of flour is labelled 2,000 g. Is its mass greater than, less than, or equal to 2 kg? Explain using a conversion fact.
8.In your own words, what does mass tell us about an object?
9.A lunchbox has a mass of 750 g. Convert its mass to milligrams.
10.Complete the conversion: 1 kg = g.
11.Complete the conversion: 7 g = mg.
12.A parcel has a mass of 3 kg. How many grams is that?
2 printable pages
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