Just Before It Exploded,the Star That Became Supernova SN 1987A

question 242

Multiple Choice

Just before it exploded,the star that became supernova SN 1987A was a(n) :

• A) pulsar.
• B) white dwarf.
• C) M2 I supergiant.
• D) B3 I supergiant.

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Definitions:

Subclavian

Relating to the area beneath the clavicle (collarbone), particularly regarding vessels and nerves in that region.

Subcutaneous Tissue

The layer of tissue found directly under the skin, primarily consisting of fat and connective tissues that cushion and insulate the body.

Internal Jugular

A vein located at the side of the neck that collects blood from the brain, the outside of the face, and the neck, returning it to the heart.

Superior Vena Cava

A large vein carrying deoxygenated blood from the upper half of the body to the heart's right atrium.