In Stage 6 or 7 of the Formation of a Large

question 14

Multiple Choice

In stage 6 or 7 of the formation of a large cluster of stars, a nebula is formed around thecluster. This happens because:

• A)the number of stars is so great and so intense that the gas from the original cloud is ionized.
• B)the stars are out of their cocoons of dust and their radiation ionizes the gas from the originalcloud.
• C)there are brown dwarfs everywhere in between the stars, so the gas is lit up by their low-intensity light.
• D)there are thousands of Sun-like stars with planets around them and the formation of planetsionizes the leftover gas.
• E)there are massive O and B stars emitting high energy photons that ionize the remainder of thecloud.

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Definitions:

Return On Investment

A measure used to evaluate the efficiency or profitability of an investment relative to its cost.

Activity Base

A measure or factor used for allocating costs to activities, typically driving the amount of expense incurred in producing a product or providing a service.

Service Departments

Units within an organization that provide support services to other departments but do not directly contribute to revenue generation.

Return On Investment

A measure used to evaluate the profitability of an investment, calculated as a ratio of net profit to the initial cost of the investment.