What Do Astronomers Mean When They Say That We Are

question 120

Multiple Choice

What do astronomers mean when they say that we are all "star stuff"?

• A)that life would be impossible without energy from the Sun
• B)that Earth formed at the same time as the Sun
• C)that the carbon,oxygen,and many elements essential to life were created by nucleosynthesis in stellar cores
• D)that the Sun formed from the interstellar medium: the "stuff" between the stars
• E)that the Universe contains billions of stars

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Definitions:

Neurology

The branch of medicine dealing with disorders and diseases of the nervous system.

Cardiology

The medical specialty focused on the diagnosis and treatment of diseases and conditions related to the heart and blood vessels.

Doctors of Osteopathy

Medical professionals who practice a holistic approach to medicine, focusing on the entire body rather than just the symptoms of the disease.

Ophthalmologists

Medical doctors specialized in the diagnosis and treatment of disorders and diseases of the eye.