The Reason There Are Very Few Impact Craters on the Surface

question 148

Multiple Choice

The reason there are very few impact craters on the surface of Venus compared with the surfaces of Mercury and Mars is thought to be that

• A) wind erosion from the dense atmosphere of Venus and chemical action from its corrosive clouds and mist have destroyed most craters.
• B) the thick atmosphere of Venus has protected it from most incoming objects, and the surface has melted periodically to obliterate old craters.
• C) plate tectonic motions have recycled the surface of Venus several times since the main bombardment of the planetary system occurred.
• D) ocean waters that covered Venus at earlier times washed away any evidence of cratering.

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Definitions:

Well Defined

Clearly explained or identified with precise boundaries or criteria.

Classes

Categories or groups of objects or individuals sharing common attributes, qualities, or characteristics.

Distribution

In syllogistic logic, the term refers to the way in which a term in a categorical proposition is applied to all members of the category it denotes.

Serious Injuries

Injuries that are severe and potentially life-threatening, often requiring immediate medical attention.