What kind of bond is not formed by differences in electronegativity?
a) ionic
b) polar disalent
c) polar covalent
d) nonpolar covalent

B

Explanation: the only kind of bond that is not formed by differences in electronegativity is a polar disalent bond because it does not exist, at least to my knowledge.

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.

the correct answer would be b. amelia, because the particals of gas move really fast (charged particals) and gas also has a lot of room (particals move independently) so the only answer that has both of those is amelia's.