What Is the Defining Property of the Trojan Asteroids

question 90

Multiple Choice

What is the defining property of the Trojan asteroids?

• A) Their orbital periods are exactly one year, like ours.
• B) They have orbits that cross the orbit of the Earth, but not that of Venus.
• C) They have orbits at the distance of Jupiter and 60 degrees ahead of or behind it.
• D) They have orbits between Saturn and Uranus.
• E) Like Pluto, they are in a 3:2 resonance with Neptune.

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Definitions:

Magnetic Reversals

Occurrences where the Earth's magnetic field switches direction, swapping the magnetic north and south poles.

Numeric Ages

Refers to the actual number of years that have passed since a particular geological event or the formation of a rock.

Landslide

The sudden and rapid movement of a large amount of earth material, such as rock and soil, downslope due to gravity.

Unconformity

A surface of erosion or non-deposition that separates younger strata from older rocks, indicating a gap in the geologic record.