We Can Identify Only a Fraction of All the Radio

question 69

Multiple Choice

We can identify only a fraction of all the radio pulsars that exist in our galaxy because

• A) gas and dust efficiently block radio photons.
• B) few swing their beam of synchrotron emission in our direction.
• C) most have evolved to become black holes, which emit no light.
• D) massive stars are very rare.
• E) neutron stars have tiny radii and are hard to detect even with large telescopes.

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Definitions:

Limited Capacity

The concept that there is a finite amount of information or cognitive resources that an individual can process at one time.

Sensory Register

The part of the memory system where sensory information is stored for a very short period of time, almost instantaneously.

Fake Memory

A psychological phenomenon where a person recalls something that did not happen or recalls it differently from the way it actually happened.

Easy To Imagine

A concept referring to how readily something can be visualized or thought of, which can influence people's judgments and decisions.