What Is the Approximate Ratio of the Brightness of Two

question 118

Multiple Choice

What is the approximate ratio of the brightness of two stars whose apparent magnitudes differ by 1 magnitude?

• A) 2.5
• B) 10
• C) 100
• D) 2

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Definitions:

Vitreous Humor

The clear, gel-like substance that fills the space between the lens and the retina in the eye.

Posterior Cavity

The posterior cavity, also known as the dorsal body cavity, is a part of the body cavity that encloses the brain and spinal cord, comprising the cranial cavity and vertebral canal.

Anterior Cavity

In human anatomy, a body cavity located at the front (anterior part) of the body; it encompasses spaces such as the thoracic and abdominal cavities.

Fascia

A band or sheet of connective tissue, primarily collagen, beneath the skin that attaches, stabilizes, encloses, and separates muscles and other internal organs.