(Q).
Q: The force of attraction or repulsion between charged particles is called what? Choices: - magnetic force - cooling force - power force - electric force A:
(A).
electric force

(Q).
Q: What is the lightest molecule? Choices: - oxygen - helium - silicon - hydrogen A:
(A).
hydrogen

(Q).
Q: What type of vascular plants produce seeds in cones? Choices: - Proteins - angiosperms - lipids - gymnosperms A:
(A).
gymnosperms