Earth’s mantle is
a. a layer of molten metal.
b. a layer of hot rock.
c. a dense ball of solid metal.
d. a layer of rock that forms earth’s outer skin.

Data courtesy of the un development programme 2006-2008 and world bank 2009 the chart above compares measures of development using the hdi and gdp. why might turkey rank lower in the hdi indicator even though it has a high gdp?

Which topic would a meteorologist most likely research? -meteors in space -marine ecosystems -atmospheric conditions -the runoff of stream systems

The oil and gas found in the middle east are regulated by a. organization of petroleum exporting countries b. southwestern asian oil refineries c. north atlantic treaty organization