In Which of These Sites in the Universe Has a Supermassive

question 21

Multiple Choice

In which of these sites in the universe has a supermassive black hole been proposed to account for recent observations?

• A) center of the Milky Way
• B) center of the Ring Nebula, a planetary nebula in Lyra
• C) center of the universe, where the Big Bang occurred at the beginning of the universe
• D) center of the Crab Nebula, an old supernova remnant

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Definitions:

Conditioned Taste Aversions

A learned aversion to a particular taste or food that has been associated with a negative reaction, such as nausea or vomiting.

Animals Associate

The process by which animals learn to connect one stimulus with another, usually as part of their learning and adaptation mechanisms.

Learning Occurs

The process by which new information or skills are acquired through experience, practice, study, or instruction.

Hour

A unit of time equal to 60 minutes or 3600 seconds, used to measure the duration of events or intervals between them.