The Orbits of Most Comets

question 56

Multiple Choice

The orbits of most comets

• A) are like the planets, fairly circular and in the ecliptic plane.
• B) lie almost entirely beyond the orbit of Neptune.
• C) have perihelions within the orbits of Mercury.
• D) go no farther out than Pluto, then return to the sun again.
• E) are shorter than the 76 year period for Comet Halley.

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Flammable Fabrics Act of 1953

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