Answer:
B
Explanation:
Because the sharpener is attached to an electrical outlet
Weathering steel or another name for it is cortensteel.
Answer:
2
Explanation:
Covalent bonding occurs when pairs of electrons are shared by atoms. Atoms will covalently bond with other atoms in order to gain more stability, which is gained by forming a full electron shell. By sharing their outer most (valence) electrons, atoms can fill up their outer electron shell and gain stability.
