How Did SN 1987A Differ from Most Other Observed Supernovae

question 216

Multiple Choice

How did SN 1987A differ from most other observed supernovae?

• A) SN 1987A occurred in an external galaxy, not the Milky Way Galaxy.
• B) SN 1987A reached a maximum luminosity several times that of a normal supernova, because it exploded as a red supergiant.
• C) SN 1987A declined in brightness much faster than most supernovae.
• D) SN 1987A reached a maximum luminosity much later than a normal supernova, because it exploded as a blue supergiant.

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Definitions:

Consecutive Odd Integers

A sequence of odd numbers where each number is two more than the previous one.

Product

The result of multiplying two or more numbers together.

Inequality

A relation that holds between two values when they are different, represented by symbols that show if one value is less than, greater than, or not equal to another value.

Real Number Line

A line that represents all real numbers in a continuous sequence, with positive numbers to the right of zero and negative numbers to the left.