In a Radio Telescope,the Electromagnetic Energy Is Gathered by ________

question 13

Multiple Choice

In a radio telescope,the electromagnetic energy is gathered by ________.

• A)a glass mirror with a reflective coating,similar to an optical telescope
• B)a spherical thin metal foil that refracts the radio waves to a point
• C)a parabolic metallic mirror,commonly wire mesh
• D)a solid slab or copper metal,formed into the shape of a parabola

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Definitions:

Judeo-Christian

A term describing values, beliefs, and cultural systems derived from the religious practices and ethical teachings of Judaism and Christianity.

Western European

Referring to countries located in the western part of Europe, often characterized by democratic forms of government, developed economies, and social welfare systems.

Civil Liberties

Fundamental rights and freedoms protected by law against unjust governmental or other interference.

National Security

The safeguarding of a nation's physical, economic, and digital security interests against threats.