In the Laboratory,an Atom Emits a Spectral Line at a Wavelength

question 23

Multiple Choice

In the laboratory,an atom emits a spectral line at a wavelength of 400 nanometers.In the spectrum of a star,the same spectral line is found to have a wavelength of 410 nanometers.What can be said about the star?

• A)It is hotter than the Sun
• B)It is moving toward the Earth
• C)It is moving away from the Earth
• D)It contains elements that are not found on Earth

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Definitions:

Dual Segmentation Marketing

A marketing strategy that involves dividing the market into two parts based on differing criteria to better target specific groups of consumers.

Sales Volume

The total number of units of a product or service sold over a specific period of time. It is a measure of a company's sales performance and market demand.

80/20 Principle

A principle suggesting that 80% of effects come from 20% of causes, often applied to business, productivity, and economics contexts.

Territorial Management

A strategic approach in sales and marketing where geographic territories are allocated to sales representatives or teams for focused management and customer engagement.