Which kind of bond is formed when two atoms share electrons to form a molecule

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?