The Best Wavelength to Use to Observe a Solar Prominence

question 20

Multiple Choice

The best wavelength to use to observe a solar prominence or flare is

• A) 550 nm,green visible light.
• B) 656 nm,a red hydrogen emission line.
• C) 16 mm,an ultraviolet emission line.
• D) 21 cm,microwave emission.

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Definitions:

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Government expenditure on social programs that aim to improve the welfare of citizens, such as healthcare, education, housing, and social security.

Tea Party Activists

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