-The Diagram Illustrates Two Stars in a Visual Binary System

question 45

Multiple Choice

-The diagram illustrates two stars in a visual binary system and the centre of mass of this system.Based on this diagram,what is the ratio of the mass of star A to the mass of star B?

• A)2 to 1
• B)1 to 2
• C)2 to 3
• D)3 to 2

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Definitions:

Gamma-aminobutyric Acid

A neurotransmitter in the brain that plays a key role in reducing neuronal excitability throughout the nervous system.

Endocrine System

A network of glands in the body that secrete hormones directly into the circulatory system to regulate the body's growth, metabolism, and homeostasis.

Hormones

Chemical messengers produced by glands in the endocrine system, which regulate various functions in the body, including growth, metabolism, and mood.

Nephrons

are the microscopic functional units of the kidney, responsible for filtering blood and producing urine.