Why Is Supernova 1987A Particularly Important to Astronomers

question 80

Multiple Choice

Why is Supernova 1987A particularly important to astronomers?

• A) It occurred only a few dozen light-years from Earth.
• B) It provided the first observational evidence that supernovae actually occur.
• C) It provided the first evidence that neutron stars exist.
• D) It was the first supernova detected in nearly 400 years.
• E) It was the nearest supernova detected in nearly 400 years.

---

Definitions:

Generalizations

The process of forming broad concepts or beliefs based on specific instances or experiences.

Stereotypes

Schemas that allow for easy, fast processing of information about people, events, or objects, based on their membership in particular groups.

Abstract Mental Concept

The ability to understand ideas that are not tied to concrete physical objects or experiences.

Symbolic

Relating to or denoting symbols or symbolism, which are used to represent ideas or qualities.