Q: The outer planets are made of hydrogen and helium, so they are termed what? Choices: - hydrogen giants - light giants - helium giants - gas giants A:
gas giants

Q: What do many mollusks secrete for their protection? Choices: - mucus - sedimentation shell - microscopic shell - calcareous shell A:
calcareous shell

Q: Q: What type of bond forms by unpaired electrons from two atoms "matching up"? Choices: - reactive bond - accretion bond - magnetic bond - covalent bond A:
A: covalent bond

Question: Q: Energy that the sun and other stars release into space is called what? Choices: - static energy - kinetic energy - mechanical energy - electromagnetic energy A:
Answer: electromagnetic energy

*Question*
Q: What word describes any chemical that affects the body's structure or function? Choices: - treatment - toxin - gift - drug A:
**Answer**
drug

Q: What structures formed of twisted actin chains are found in almost every cell, and are numerous in muscle cells and cells that move by changing shape? Choices: - RNA - DNA - vesicles - microfilaments A:
microfilaments