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Full-Text Articles in Physics
How Big Is Our Sun?, Mark Moldwin
How Big Is Our Sun?, Mark Moldwin
Aerospace, Physics, and Space Science Faculty Publications
Putting large numbers into human perspective by using ratios of a known quantity to an unknown quantity is an important scientific skill. An astronomy activity that encourages the use of estimation and helps students get a handle on large numbers is the making of a scale model of Earth and Sun that is relative in both size and distance.