Q: On insects, what are the openings on the sides of the abdomen that allows respiration to occur? Choices: - gills - wings - chloroplasts - spiracles A:
spiracles

Q: Within organs, arteries branch into what small vessels that convey blood to the capillaries? Choices: - Metarterioles - blood valves - aeortic vessels - arterioles A:
arterioles

Q: Q: Materials that are good conductors of thermal energy are called? Choices: - atmospheric conductors - thermal inductors - atmospheric inductors - thermal conductors A:
A: thermal conductors

Question: Q: What is the name for unsaturated hydrocarbons that contain at least one double bond? Choices: - lipids - acids - enzymes - alkenes A:
Answer: alkenes

*Question*
Q: Splitting of the nucleus of a radioactive atom into two smaller nuclei yields what type of reaction, which releases a great deal of energy from a small amount of matter? Choices: - solar fission - nucleation - nuclear fusion - nuclear fission A:
**Answer**
nuclear fission

(Question)
Q: In which state of matter are particles completely separate from one another? Choices: - phosphorus state - solid state - liquid state - gaseous state A:
(Answer)
gaseous state