The Orion Nebula, M-42, Is a Hot, Thin Cloud of Glowing

question 86

Multiple Choice

The Orion Nebula, M-42, is a hot, thin cloud of glowing gas, so its spectrum is:

• A)a continuum, strongest in the color red.
• B)a few bright lines against a dark background.
• C)a few dark lines in the continuum.
• D)a continuum, but with both bright and dark lines mixed in.
• E)not in the visible portion of the spectrum.

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Definitions:

Industry Groups

Categories of related businesses that produce or sell similar products or services and share similar market characteristics.

Optimal Capital Structure

The best mix of debt, preferred stock, and common equity that maximizes a company's stock price by balancing the costs and benefits of financing.

Weighted Average Cost of Capital

Weighted Average Cost of Capital (WACC) is a calculation of a company's cost of capital in which each category of capital is proportionately weighted.

Tax Shield

The reduction in income taxes that results from taking an allowable deduction from taxable income, such as interest on debt.