The overall specific gravity of the earth is much higher than the specific gravity of crustal rocks which means the earth is about twice as heavy as the rocks on the surface would suggest. Iron meteorites are thought to have the same composition as the average earth, and the meteorites contain a lot more iron than the Earth's surface rocks.
Tectonic theory is ur answer
Answer:
The ocean is one of Earth's most valuable natural resources. It provides food, as about 200 billion pounds of fish and shellfish are caught each year and is used as transportation for both travel and shipping.
Answer:
Berlin Wall
Explanation:
that's what the border used to be
Explanation:
In Lima, the capital of Peru, the climate is very peculiar: it is subtropical desert, with a warm season from December to April and a cool, humid and cloudy season from June to October, with May and November as transitional months.
