In the Model That Astronomers Have Developed for Pulsars, Why

question 1

Multiple Choice

In the model that astronomers have developed for pulsars, why do they suggest that there must be two beams of energy coming from the pulsar?

• A) because neutron stars are always surrounded by two moons (satellite bodies)
• B) because neutron star beams come out of the north and south poles of a magnetic field
• C) because pulsars always come in pairs
• D) because pulsars represent supernova explosions that come out in opposite directions (but not every direction) when a massive star dies
• E) this is an unsolved mystery in astronomy; no one has any good suggestions

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