The Surface of Venus Is Hidden by Clouds So Astronomers

question 51

Multiple Choice

The surface of Venus is hidden by clouds so astronomers use ____ to map the planet's surface.

• A) radar
• B) X-rays
• C) microwaves
• D) global positioning systems
• E) infra-red

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Definitions:

Emergency Department

A specialized department in hospitals that provides immediate treatment to patients with acute illnesses or injuries.

Lead Levels

The concentration of lead present in the bloodstream, often checked to monitor exposure to the toxic metal.

Ceramic

Inorganic, non-metallic solids made by the action of heat and subsequent cooling, used for making goods such as pottery, bricks, tiles, and in some technologies.

Iron And Calcium

Essential minerals for human health; iron is crucial for the production of red blood cells, while calcium is vital for bone health and muscle function.