If the Apparent Visual Magnitude of a Star Is 7

question 50

Multiple Choice

If the apparent visual magnitude of a star is 7.3,what does this tell us about the brightness of the star?

• A)It is one of the brighter stars in the sky.
• B)It is bright enough that it would be visible even during the day.
• C)It is not visible with the unaided eye.
• D)It appears faint because of its great distance from the Earth.

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Definitions:

Species

An assembly of living entities which are alike in nature and have the ability to mate or share genes.

File Drawer

The phenomenon where only positive study results are published, while negative or inconclusive findings are "hidden" in a researcher's file drawer.

Genus

A class or group of entities that share common characteristics, often used in the classification of organisms.

Species

A basic rank of biological classification that involves groups of individuals capable of interbreeding to produce fertile offspring.