Some Objects in the Milky Way Galaxy Are Observed to Be

question 98

Multiple Choice

Some objects in the Milky Way Galaxy are observed to be emitting two oppositely directed jets of material. These gas jets are believed to be

• A) energetic, charged particles ejected along the magnetic axes of a rotating white dwarf.
• B) material squirted out along the rotation axis of an accretion disk around a neutron star or black hole in a binary star system.
• C) material transferred onto the surface of a white dwarf star in a binary star system, then subsequently blasted into space by runaway thermonuclear fusion reactions.
• D) material expelled from the far side of the companion star in a binary system, repelled by magnetic interaction with the pulsar.

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Definitions:

Radiation Sensing Equipment

Tools and devices used to detect and measure levels of radiation, utilized in medical, industrial, and safety applications.

Antitoxin

A substance, typically an antibody, that neutralizes the effects of a toxin, used in the treatment of certain diseases caused by bacterial toxins, such as tetanus and diphtheria.

Biological Agent

Microorganisms or toxins derived from them, which can cause disease in humans, animals, or plants, or can be used in biotechnology or as biological weapons.

SALT Approach

A method used in speech and language therapy emphasizing student-led, therapy activities that target linguistic opportunities in natural settings.