The Surface Features and Topology of Venus Have Been Determined

question 73

Multiple Choice

The surface features and topology of Venus have been determined primarily by

• A) radar methods from Earth and from Venus-orbiting spacecraft detecting reflected radio and microwaves from the surface.
• B) surface-lander vehicles that have explored the surface.
• C) visible light and UV photography from the Hubble Space Telescope and Earth-bound telescopes.
• D) balloon-borne spacecraft launched into the Venus atmosphere by spacecraft.

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Definitions:

Biodiversity

The variety and variability of life on Earth, encompassing the diversity of species, genes, ecosystems, and ecological processes.

Biomass

The total mass of all living organisms in a specific area, habitat, or region.

Weirs

Low dams built across rivers to raise the level of water upstream or regulate its flow for purposes such as irrigation, fish trapping, and water diversion.

Fish Traps

Engineered structures placed in aquatic environments designed to trap fish or other aquatic animals.