Idont understand this.. in a bond between an atom of carbon and an atom of fluorine, the fluorine atom has a?
a. weaker attraction for electrons
b. stronger attraction for electrons
c. smaller number of first-shell electrons
d. larger number of first-shell electrons

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.

oxygen, selenium, tellurium, and polonium.

they're all from the same group as sulfur (group 16).