The Spectra of Interstellar Gas Clouds Show That They Have

question 48

Multiple Choice

The spectra of interstellar gas clouds show that they have the same basic composition as

• A) asteroids.
• B) Earth's atmosphere.
• C) interstellar dust.
• D) stars.
• E) the Martian polar caps.

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Definitions:

Wireless Network

A telecommunications network that enables devices to connect and communicate wirelessly, without the need for physical cables.

Wireless Devices

Electronic devices that communicate without the need for physical connections using electromagnetic waves, such as Wi-Fi or Bluetooth technologies.

MSDS

Material Safety Data Sheet, a document that contains information on the potential hazards (health, fire, reactivity, and environmental) and how to work safely with chemical products.

Solvent

In a technical context, a solvent is a substance, typically liquid, used to dissolve other substances without chemically changing them, often used in cleaning or as part of chemical reactions.