On Earth, a squash weighs 5kg. An astronaut transports it into space on its way to Mars, where the acceleration due to gravity is at 3.7 m/s2. Which of the following statements is correct? a. The squash's mass and weight on Mars' surface are 5kg and 49N, respectively. b. The squash's mass and weight on Mars' surface are 5kg and 18.5N, respectively. c. The squash's mass and weight on Mars' surface are 18.5N and 5kg, respectively. d. The squash's mass and weight on Mars' surface are 49N and 18.5N, respectively.

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