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Which type of star or stellar remnant can have a mass no larger than about 1.4 times the mass of the Sun,or else it will collapse under its own gravity?
Demographic Processes
Refers to the dynamic changes through which populations evolve, including mortality, fertility, and migration.
Population Growth
The growth in a population's size, determined by variables such as rates of births and deaths, along with immigration and emigration levels.
Demographic Trends
Observable patterns in population dynamics over time, such as changes in birth rates, death rates, migration, and aging.
Collective Behavior
Actions and reactions of a group of people in situations that do not conform to societal norms, often in response to an event that precipitates collective activity.
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