Examlex
The average cost of raising one child to the age of 18 in Canada is about
Geologic Timescale
A chronological dating system that associates geological layers with specific periods in time, employed to characterize historical events on Earth.
Precambrian
Precambrian describes the vast time period in Earth's history before the emergence of the Cambrian period, characterized by the formation of the Earth's crust and very early life forms.
Abundant Animals
Refers to animal species that are common or have a large population in a particular area.
Precambrian
The earliest part of Earth's history, spanning from the formation of Earth up to the Cambrian Period, when most major groups of multicellular organisms started to appear.
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