EXPANSIVE population pyramids show larger numbers or percentages of the population in the younger age groups. These types of pyramids are usually found in populations with very large fertility rates and lower than average life expectancies. The age-sex distributions of many Third World countries would probably display expansive population pyramids.
answered: Guest
This country likely has a high total fertility rate (tfr).
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
Informatii despre riul nistru dup algoritmul pozitia pe continent originea denumirii lungimea izvorul gura de varsare afluentii directia riului caracterul cursului activitatea de model are regimul. de inghet variatia nivelului so volu! mul de apei tipul de alimentatie importantanta pentru om unitatile de relief strabatute caderea riului