Why Do Planetary Scientists Believe There Are Active Volcanoes on Venus

question 55

Multiple Choice

Why do planetary scientists believe there are active volcanoes on Venus?

• A) Images from the Russian Venera lander show a volcanic plume.
• B) Radar evidence from the Magellan orbiter shows fresh basalt on the surface.
• C) Radar mapping has indicated a boundary line between tectonic plates, and such boundaries always include volcanic activity.
• D) The amount of short-lived sulfur compounds detected in the atmosphere of Venus implies regular replenishment.

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Definitions:

Acquiring Firm

A firm that acquires or gains control over another business by means of a merger, acquisition, or takeover.

Parent

The controlling company in a group of companies, which owns a controlling interest in one or more subsidiaries.

Vertical Merger

A business strategy where a company merges with another company that operates in the same industry but at a different stage of the production process.

Supplier-Customer Relationships

The interactions and transactions between a provider of goods or services and the entity that purchases them.