Would You Expect to See Hydrogen Balmer Lines in the Spectra

question 122

Multiple Choice

Would you expect to see hydrogen Balmer lines in the spectra of stars with temperatures of 3200 K?

• A) Yes; these stars are so hot that most of the hydrogen is ionized and the atoms cannot absorb energy.
• B) No; these stars are so cool that nearly all of the electrons in the hydrogen atom are in the ground state.
• C) No; stars of this temperature are too cool to produce an absorption spectrum.
• D) Yes; stars of this temperature are too hot to produce an absorption spectrum.

Grasp the applicability of the Equal Credit Opportunity Act (ECOA) in both consumer and commercial credit contexts.

Understand the beneficial effects of exercise programs on physical and mental health in older adults.

Comprehend the progression and treatment options for neurodegenerative disorders, with a focus on Parkinson's and Alzheimer's diseases.

Recognize the impact of aging on cognitive abilities, and the potential for cognitive training and lifestyle to mitigate declines.

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Definitions:

Project Rejection

The process of declining to move forward with a project after evaluating its feasibility, risks, and potential returns.

Operating Asset

An asset used in the daily operations of a business that contributes to generating income.

Plant Expansion

The process of increasing the capacity or capability of an existing manufacturing or production facility.

Return On Investment

measures the gain or loss generated on an investment relative to the amount of money invested, indicating the efficiency of the investment.