Q: The main components of the circulatory system are the heart, blood vessels, and what else? Choices: - lungs - nerves - brain - blood A:
blood

Q: Body waves travel through the earth and arrive at seismograms before what? Choices: - sound waves - velocity waves - function waves - surface waves A:
surface waves

Q: Q: What does an electric field surround? Choices: - neutral particles - negative particle - charged ions - a charged particle A:
A: a charged particle

Question: Q: What is the outermost part of the sun's atmosphere called? Choices: - rays - ultraviolet - particles - corona A:
Answer: corona

*Question*
Q: When bacteria enter the bloodstream, the result is what condition? Choices: - hypoxia - hypertension - diarrhea - septicemia A:
**Answer**
septicemia

(Q).
Q: Chlorophyll is used in what food-making process that plants carry out? Choices: - colorization - isolation - digestion - photosynthesis A:
(A).
photosynthesis