Examlex
Can an element decay "backward" in the periodic table, to a lower atomic number?
Birth Rates
The quantity of babies born alive per thousand individuals in a community during a specific year.
Demographic Transition
A model describing changes in birth and death rates in a country as it develops, leading to stabilization of the population.
Birth Rate
The frequency at which births occur in a population per unit time, often measured as the number of births per 1,000 people per year.
Death Rate
The number of deaths per unit of population within a specific time frame, often expressed per 1,000 or 100,000 individuals per year.
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