The Primary Mirror in an Astronomical Telescope Must Be a

question 26

Multiple Choice

The primary mirror in an astronomical telescope must be a

• A)half-silvered mirror.
• B)convex mirror.
• C)concave mirror.
• D)plane mirror.

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Definitions:

Osteoporosis

A condition characterized by weakened bones, increasing the risk of fractures.

Fractures

Breaks in bones, which can vary in severity from small cracks to complete breaks.

Bone Thickening

The process of increasing bone density and size, often in response to increased stress or load, to enhance skeletal strength and durability.

Cardiovascular System

The body's system comprising the heart and blood vessels, responsible for circulating blood and transporting nutrients, oxygen, and waste products throughout the body.