The wide absorption features in the optical spectrum of Titan's atmosphere (See Figure 7-3 of Universe, 11th ed.) are produced by: A)water vapor, H₂O. B)methane gas, CH₄. C)hydrogen gas, H₂. D)oxygen gas, O₂.

Question

Quizplus · Accepted Answer

The wide absorption features in the optical spectrum of Titan's atmosphere are produced by methane gas. This is because Titan's atmosphere is primarily composed of nitrogen gas with some methane gas present, which absorbs certain wavelengths of light in the visible spectrum.

The Wide Absorption Features in the Optical Spectrum of Titan's