Which of the Following Is Evidence for Supermassive Black Holes

question 13

Multiple Choice

Which of the following is evidence for supermassive black holes in active galaxies?

• A)the discovery of powerful jets coming from a compact core
• B)rapid changes in the luminosity of the galaxy nucleus
• C)quasars emit approximately equal power at all wavelengths from infrared to gamma rays
• D)very high speed orbital motions around galactic nuclei
• E)all of the above

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Definitions:

Ego

A psychoanalytic term referring to the part of the mind that mediates between the conscious and the unconscious and is responsible for reality testing and a sense of personal identity.

Id

In psychoanalytic theory, the part of the psyche that is the source of instinctual impulses and demands for immediate gratification.

Freud

An Austrian neurologist named Sigmund Freud pioneered psychoanalysis, which is a therapeutic method involving discussions between a psychoanalyst and a patient to treat mental illnesses.

Aaron Beck

A psychiatrist known for developing Cognitive Therapy, which later became known as Cognitive Behavioral Therapy, aimed at changing negative thought patterns.