Describe the Kind of Observations That Have Led Astronomers to Believe

question 3

Essay

Describe the kind of observations that have led astronomers to believe that supermassive black holes lie at the centres of many galaxies.

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Definitions:

Capillary Networks

A complex, interconnected web of capillaries that facilitates efficient exchange of oxygen, nutrients, and waste products between blood and tissues.

Laplace's Law

A principle that describes the relationship between the pressure, volume, and tension of spherical and cylindrical shapes, often applied in cardiovascular and respiratory physiology.

Pressure Differences

Variations in pressure between two areas, which can result in fluid or air movement from the higher pressure area to the lower pressure area.

Endothelium

The single layer of cells lining the blood and lymphatic vessels, heart, and other cavities in the body, instrumental in vascular function.