The Greatest Inaccuracy in Copernicus's Model of the Solar System

question 76

Multiple Choice

The greatest inaccuracy in Copernicus's model of the solar system was that the planets

• A)traveled in circular orbits with uniform motion.
• B)traveled on epicycles whose centers followed orbits around the Sun.
• C)traveled in elliptical orbits.
• D)were allowed to travel backwards in their orbits.
• E)orbited the Sun.

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Definitions:

Epithelial Tissue

A type of tissue that lines the outer surfaces of organs and blood vessels, as well as the inner surfaces of cavities in many internal organs.

Secretion

The process by which substances are produced and discharged from cells or glands for a particular function in the organism or for excretion.

Absorption

The process by which substances are taken up into or across tissues, such as nutrients being absorbed through the gastrointestinal tract into the bloodstream.

Biopsy

A medical test involving the extraction of sample cells or tissues for examination to determine the presence or extent of a disease.