Sugar (C₆H₁₂O₆) is considered a(n)

Compound

Mixture

Element

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

a polar bond is formed when electrons are shared unevenly between atoms