19. (a) The gravitational acceleration at the surface of the Moon is gmoon= 1.67 m/s2(see Appendix C). The ratio of weights (for a given mass) is the ratio of g-values, so Wmoon= (100 N)(1.67/9.8) = 17 N. (b) For the force on that object caused by Earth’s gravity to equal 17 N, then the free-fall
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.