If a planet orbits the sun at a distance of 4 AU, then its orbital period is 8 years.

Name: If a planet orbits the sun at a distance of 4 AU, then its orbital period is 8 years.
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Quizplus · Accepted Answer

This is true according to Kepler's third law, which states that the square of a planet's orbital period is proportional to the cube of its semi-major axis distance from the sun. Therefore, if a planet is 4 AU away from the sun, its orbital period will be the square root of 4 cubed, which is 8 years.

If a Planet Orbits the Sun at a Distance of 4