<span>Copper
is a chemical element with symbol Cu and atomic number 29. It is a
soft, malleable, and ductile metal with very high thermal and electrical
conductivity. A freshly exposed surface of pure copper has a
reddish-orange color. Copper is used as a conductor of heat and
electricity, as a building material, and as a constituent of various
metal alloys, such as sterling silver used in jewelry, cupronickel used
to make marine hardware and coins, and constantan used in strain gauges
and thermocouples for temperature measurement.</span>
Answer:
1.1 billion don't have access to clean water and a third of the world's population doesn't have access to drinking water.
Explanation:
The correct answer is elevation.
Answer:
It is accepted by a few scientists.
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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.
