<span>The relatively warm waters of the </span>North Atlantic Drift<span> are responsible for moderating the climate of western Europe, so that winters are less cold than would otherwise be expected at its latitude .Water in the </span>north Atlantic<span> sinks because it is dense.</span>
The earth’s inner core is a solid ball of iron, nickel and other metals, while the outer core is liquid metal composed of iron and nickel as well. The temperature of the inner core is estimated to be about 5,400 degrees C or 9,800 degrees F, far beyond iron’s melting point.
B: sediments melt deep beneath earth's surface