Where Does the Paschen Series of Spectral Lines from Hydrogen

question 161

Multiple Choice

Where does the Paschen series of spectral lines from hydrogen gas appear in the electromagnetic spectrum?

• A) radio range, with wavelengths longer than 0.01 m or 10 mm
• B) ultraviolet region, with wavelengths between 90 nm and 130 nm
• C) infrared, with wavelengths longer than 700 nm
• D) visible region, with wavelengths between 350 nm to 660 nm

---

Definitions:

Sexual Response Cycle

The sequence of physical and emotional changes that occur as a person becomes sexually aroused and participates in sexually stimulating activities.

Masters And Johnson

Pioneering sex researchers who conducted groundbreaking studies on human sexual response and sexual disorders from the late 1950s through the 70s.

Gay-Straight Trait Difference

The distinctive characteristics that might differ between homosexual and heterosexual individuals, including but not confined to sexual orientation.

Occupational Preferences

An individual's inclination or attraction towards certain professions or job sectors, often based on their interests, values, and skills.