Tectonic activity affects life in the western united states by creating earthquakes.
put in full sentences good luck!
yangtze river and the yellow river
Digging and chopping similar to the pickaxe.
Seafloor spreading is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge. Several types of evidence supported Hess's theory of sea-floor spreading: eruptions of molten material, magnetic stripes in the rock of the ocean floor, and the ages of the rocks themselves. This evidence led scientists to look again at Wegener's hypothesis of continental drift.
4 as the electronic configuration is 2,2 ! valence shells has 2 which is same as element 2 ( which i am assuming based on the periodic table is helium? )
