What Are the Characteristics of an Open Cluster of Stars

question 106

Multiple Choice

What are the characteristics of an open cluster of stars?

• A) a few hundred, mostly main- sequence stars
• B) old age and millions of members
• C) mostly found above and below the galactic plane
• D) All stars are much more massive than our Sun.
• E) All stars are about the same age and luminosity.

Understand the concept of trade discount and calculate the net price and trade discount amount.

Calculate the rate of trade discount.

Compare prices from different sources taking into account trade discounts to determine the least expensive option.

Calculate real estate net proceeds and determine the listing or selling price based on commission and net proceeds.

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Definitions:

Hymen

A thin membrane partly covering the opening of the vagina, often associated with virginity.

Sexual Anatomy

The branch of biology and medicine that deals with the structures and functions of the organs involved in sexual reproduction.

Areola

The pigmented area surrounding the nipple on the breast, which can vary in size and color among individuals.

Auricle

The external portion of the ear that captures sound waves and directs them into the auditory canal.