1. Probing Question
A candy bar has a mass of 30g. Would the candy bar weigh more on Mars or Neptune? Be prepared to defend your answer orally.
a. Neptune
b. Mars
c. The candy bar would have the same weight on both planets. 
d. I don't know
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2. Answer A. Neptune Mars has a 3.8 N/kg gravitational acceleration
Neptune has a 13.8 N/kg gravitational acceleration
Weight = Mass x Gravitational Acceleration
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