Nathan Rice

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4.7 4/25

• Nathan Rice
• 6th Period

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Problem

• 4. CJ5 4.P.025. The mass of a robot is 5450 kg.
  This robot weighs 3620 N more on planet A than it
  does on planet B. Both planets have the same
  radius of 1.33x107 m.
• What is the difference MA - MB in the masses of
  these planets?

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Setup

• Ma Mass of planet A ?
• Mb Mass of planet B ?
• Ra Radius of planet A 1.33x107 m
• Rb Radius of planet B 1.33x107 m
• Mr Mass of robot 5450 kg
• Wa Weight of robot on planet A Wb 3620 N
• Wb Weight of robot on planet B ?
• Equations

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Solution
Set the weights of the robot equal to each other
Plug in the given values