¿Cuando fue creada la ONU y cual sus objetivos?diferencie funciones del consejo de seguridad y la asamblea general de las naciones unidas

Which of the following is true about fossils? a. the relative age of fossils cannot be determined from their position in sedimentary layers. b. fossils found in lower layers of sedimentary rock are as old as fossils found in upper layers of sedimentary rock. c. fossils found in upper layers of sedimentary rock are older than fossils found in lower layers of sedimentary rock. d. fossils found in lower layers of sedimentary rock are older than fossils found in upper layers of sedimentary rock.

What is the difference between external & internal migration

Topographic maps are used to measure a-composition b-movement c-elevation d-texture