Q: Rounded grains indicate that the minerals eroded from what? Choices: - iron - fossils - recent rock - earlier rock A:
earlier rock

(Question)
Q: Does warm air sit above or below cooler air in the troposphere? Choices: - above - adjacent - near - below A:
(Answer)
below

Ques: Q: Contributing to the blood-brain barrier is one of the jobs of glial cells, which support neurons in what system? Choices: - peripheral nervous system - circulatory system - digestive system - central nervous system A:
Ans: central nervous system

(Q).
Q: What is the leading cause of lung cancer? Choices: - chewing tobacco - heredity - tuberculosis - tobacco smoke A:
(A).
tobacco smoke

Ques:Q: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what? Choices: - nucleus - mucus - cerebellum - cytoplasm A:

Ans:cytoplasm

Q: The ideal gas law is used like any other gas law, with attention paid to the unit and making sure that temperature is expressed in kelvin. however, the ideal gas law does not require a change in the conditions of a gas sample. the ideal gas law implies that if you know any three of the physical properties of a gas, you can calculate this? Choices: - second - third - unrelated - fourth A:
fourth