A Cluster of Three Large, Fresh-Looking Impact Craters Shown in Radar

question 52

Multiple Choice

A cluster of three large, fresh-looking impact craters shown in radar images of the surface of Venus best supports the conclusion that ________.

• A) tectonism is still very active on Venus
• B) erosion and weathering are very slow processes on Venus
• C) volcanism was very active during the first billion or so years of the planet's history
• D) Venus was recently hit by a large, three-unit, cluster asteroid

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Definitions:

Weighted Average

A method used to calculate the average cost of inventory that takes into account the varying costs of different batches of goods by weighting each batch by its proportion in the total inventory.