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- Were any of your predictions different from your actual results? Discuss why that might have happened.
- All the groups in your class found the mass of at least one identical object. Did everyone get the same measurement for its mass? Were all the measurements close? Discuss why the answers were not exactly the same.
- What is the mass of the boy in the balance?
- A kilogram in the metric system is about 2.2 (2
) pounds in the English system. You can estimate the weight in pounds of the boy in the balance by using a more convenient number. Multiply his mass by 2 to find his weight in pounds. - Estimate your weight in kilograms by dividing your weight in pounds by 2.