Why Don't All Supernova Remnants Contain Pulsars

question 47

Multiple Choice

Why don't all supernova remnants contain pulsars?

• A) All supernova remnants do contain pulsars.
• B) Some supernova explosions form white dwarfs instead of the neutron stars necessary for pulsars.
• C) Pulsars slow down and quit producing the pulses before the supernova remnant dissipates.
• D) The pulsar may be tipped so that the beams do not sweep past Earth.
• E) b and c above.

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Definitions:

Hypothalamus-Pituitary-Adrenal Cortex

A major part of the endocrine system that controls reactions to stress and regulates many body processes including digestion, the immune system, mood and emotions.

Hormonal-Pubertal-Adrenal Circuit

A system involving the interaction of hormones associated with puberty and the adrenal glands, affecting physical development and stress responses.

Hippocampus-Pituitary-Amygdala Circuit

A neural pathway involved in the stress response and emotional regulation, linking the hippocampus, pituitary gland, and amygdala.

Stress-Related Illness

Health problems, either physical or psychological, that are influenced or caused by stress.