What New Technology Has Made It Possible for Astronomers to Do

question 34

Multiple Choice

What new technology has made it possible for astronomers to do "optical SETI" - searching for signals for extra-terrestrial civilization, not in the radio band of the spectrum, but in the visible-light band?

• A) the Hubble Space Telescope was put into orbit
• B) radio and TV signals have gone silent as much of the US adopts cable
• C) astronomers have developed adaptive optics to deal with the twinkling of the stars
• D) astronomers have built radio telescopes that can pick up the 3-degree microwave background
• E) we have developed the ability to make laser pulses that are briefly brighter than the Sun

Recognize the differences in decision-making processes between groups and individuals, including tendencies towards risk-taking or conservatism.

Comprehend the impact of group dynamics on decision-making efficacy, including the effects of shared mental models and groupthink.

Identify the phases and best practices in group decision-making processes.

Analyze the effects of group composition and interaction on problem-solving efficiency and decision accuracy.

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Definitions:

Symbol

A sign, motif, or expression that implies, embodies, or is comprehended as reflecting an abstract idea, tangible thing, or connection.

Abbreviation

A shortened form of a word or phrase, typically used to save space or for convenience.

Unequal Tolerances

Tolerances that are not symmetrical, indicating different allowance limits for deviation above and below the nominal dimension.

Upper

In technical and engineering drawings, refers to the part or section above a specified reference point or line.