Can you think of any other areas on the globe where borders are essentially being negated or downplayed, or where a “sphere of influence” is rapidly expanding?

which elements do geologists measure to determine the age of an organism’s remains? check all that apply.

carbon-14

nitrogen

carbon-12

polar areas, such as antarctica or the south pole.

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.