Hydrogen in Molecular Form, H₂, Is Thought to Be Very

question 298

Multiple Choice

Hydrogen in molecular form, H₂, is thought to be very abundant in gas clouds in space, but these molecules emit radiation relatively inefficiently since they are symmetrical. Which other molecular element occurs in close association with H₂ and is used as a probe for molecular clouds?

• A) carbon monoxide (CO)
• B) methane (CH₄)
• C) water vapor (H₂O)
• D) carbon dioxide (CO₂)

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Definitions:

Expressions

The process of conveying thoughts, feelings, or intent through facial movements, gestures, or verbal communication.

Perception

The method of deciphering sensory data to comprehend and engage with the surroundings.

Action

The process or act of doing something, typically to achieve an aim or to exert an effect.

Ecological Approach

A perspective in psychology that emphasizes the study of how organisms interact with their environment and each other within an ecosystem.