A Jar Filled with Gas Is Placed Directly in Front

question 71

Multiple Choice

A jar filled with gas is placed directly in front of a second jar filled with gas. Using a spectroscope to look at one jar through the other you observe dark spectral lines. The jar closest to you contains

• A) gas at the same temperature as the other jar.
• B) the cooler gas.
• C) gas at very high pressure.
• D) the hotter gas.
• E) the exact same gas as the other jar.

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Definitions:

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