Answer:
Pollution can affect the environment and humans by The effects of air pollution on a person's health can range from mild breathing difficulties to severe cardiovascular issues, including heart disease and stroke
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For the answer to the question above, the metric system is the preferred system of scientific units for several reasons: The majority of countries in the world employ the metric system of measurement. The prefixes attached to metric units carry the same meaning for all base units<span>.
So my answer is the first one </span><span>It provides a common measuring system for the world.</span>
50 states in the united states of amercia
At the center of the Earth is the core, which has two parts. The solid, inner core of iron has a radius of about 760 miles (about 1,220 km), according to NASA. It is surrounded by a liquid, outer core composed of a nickel-iron alloy. The outer core is about 1,355 miles (2,180 km) thick.
Alberta. The Alberta oil sands is very significant to Canada and contributes to the US
