1) Thinking about the Scale of the Solar System As we discuss in class, the radius of the Earth is approximately 6370 km. The Sun, on the other hand, is approximately 700,000 km in radius and located, on average, one astronomical unit (1 au=1.5x108 km) from the Earth. Imagine that you stand near Mansueto Library, at the corner of 57th and Ellis. You hold a standard desk globe, which has a diameter of 12 inches, and you want to build a model of the Sun, Earth, and their separation that keeps all sizes and lengths in proportion to one another. a) How big would the Sun be in this scale model? Give your answer in feet and meters.
1) Thinking about the Scale of the Solar System As we discuss in class, the radius of the Earth is approximately 6370 km. The Sun, on the other hand, is approximately 700,000 km in radius and located, on average, one astronomical unit (1 au=1.5x108 km) from the Earth. Imagine that you stand near Mansueto Library, at the corner of 57th and Ellis. You hold a standard desk globe, which has a diameter of 12 inches, and you want to build a model of the Sun, Earth, and their separation that keeps all sizes and lengths in proportion to one another. a) How big would the Sun be in this scale model? Give your answer in feet and meters.
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
Transcribed Image Text:1) Thinking about the Scale of the Solar System
As we discuss in class, the radius of the Earth is approximately 6370 km. The
Sun, on the other hand, is approximately 700,000 km in radius and located, on average,
one astronomical unit (1 au=1.5x108 km) from the Earth.
Imagine that you stand near Mansueto Library, at the corner of 57th and Ellis.
You hold a standard desk globe, which has a diameter of 12 inches, and you want to
build a model of the Sun, Earth, and their separation that keeps all sizes and lengths in
proportion to one another.
a) How big would the Sun be in this scale model? Give your answer in feet and
meters.
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