The Surfaces of Ida,Mathilde,and Eros,asteroids Photographed by the Galileo and NEAR Shoemaker
The surfaces of Ida,Mathilde,and Eros,asteroids photographed by the Galileo and NEAR Shoemaker spacecraft (Figures 8-14,8-18a,and 8-19,Comins,Discovering the Essential Universe,6th ed.) are:
A) densely covered with ancient large and small overlapping craters, similar to the surface of the highland areas of the Moon.
B) irregular, somewhat rounded, and moderately cratered.
C) covered with ice that is criss-crossed with cracks and systems of parallel grooves.
D) covered with young, sharp, jagged protrusions, due to fragmentation by collision with other asteroids, and few craters.
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