Weight Practice Problems

1. On Earth, a scale shows that you weigh 585 N. What is your mass? Given Unknown Solution g= 9.8m m=? answer= 59.69kg F= 585N F=mg 2. What would the scale read on the Moon (g = 1.60 m Given Unknown Solution g=1.6 m F= ? F=ma m= 59.7 kg answer= 95.51N 3. What is the mass of a cat that weighs 30.0 N? Given Unknown Solution F= 30N m=? F=mg g= 9.8m answer= 3.06kg 4. You place a watermelon on a spring scale at the supermarket. If the mass of the watermelon is 4.0 kg, what is the reading on the scale? Given Unknown Solution m= 4kg F= ? F=mg g= 9.8m answer= 39.2N