It's Saudi Arabia.
Hope this helps!
<span>In terms of matter and resources, the Earth is essentially a closed system, because matter and resources are fixed.
</span>In terms of energy, the Earth is an open system, because there is a balanced transfer of energy. (The energy<span> radiates into the </span>Earth's system<span>, from the Sun and</span><span> then it is radiated back into space from the </span>Earth. The<span> flows of energy are regulated by the </span>Earth's<span> atmosphere and ozone layer.)</span>
Since it is on a tilt, the sun can only reach a certain amount of the earth at one time. Which is why if it’s day time in one country, on the other side of the world it’s night time
Your answer is sedimentary rocks.
Hope this helps!!! :)
<em>Anoxia, or a lack of oxygen in bodies of water leads to</em> dead zones.
