What Is Unusual About the Asteroid Mathilde,which Was Studied and Photographed

question 44

Multiple Choice

What is unusual about the asteroid Mathilde,which was studied and photographed by the NEAR spacecraft (Figure 8-18a,Comins,Discovering the Essential Universe,6th ed.) ?

• A) Mathilde is not much denser than water.
• B) Almost no craters are visible anywhere on Mathilde''s surface.
• C) Mathilde''s surface is very bright, possibly a result of fresh material thrown out by impacts.
• D) Mathilde has a much higher mass for its volume than any other known asteroid.

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