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The ring systems around Jupiter and Saturn lie outside those planet's respective Roche limits. True or false? How do you know?a. False. No object can lie outside a planet's Roche limit because such an object would quickly escape the planet's gravity and orbit around the Sun.b. True. Jupiter and Saturn are very large and the radius of their Roche limits is smaller than the radius of the planet.c. True. No object can orbit inside a planet's Roche limit because such an object would be quickly dragged into the planet's atmosphere.d. False. If they were located outside the Roche limit, they could hold themselves together as larger objects rather than small dust particles.

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