What Direct Evidence Do Astronomers Have That Supports the Heavy

question 59

Multiple Choice

What direct evidence do astronomers have that supports the heavy element formation in stars?

• A) The presence of technetium in giant star spectra
• B) Observed elemental abundances
• C) Gamma-ray emissions from decay of cobalt 56 in supernovae
• D) Light curves of type-I supernovae
• E) All of the above are evidence of this.

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Definitions:

Endorphins

Natural chemicals in the body that interact with opiate receptors to reduce perceptions of pain and can induce feelings of euphoria and well-being.

Heroin Use

The act of consuming heroin, a highly addictive opioid drug, which can lead to severe physical and psychological dependence.

Dopamine Production

The biochemical process leading to the creation of dopamine, a neurotransmitter vital for pleasure, motivation, and motor function in the brain.

Spinal Cord

A major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain.