Q: What two forces tend to keep an animal stationary and thus oppose locomotion? Choices: - workload and gravity - thickness and gravity - stength and gravity - friction and gravity A:
friction and gravity

(Question)
Q: What gas is contributing to the greenhouse effect? Choices: - nitrogen - oxygen - sodium chloride - carbon dioxide A:
(Answer)
carbon dioxide

Ques: Q: What system serves as the relay between the cns and the internal organs? Choices: - cellular nervous system - central nervous system - limbic nervous system - autonomic nervous system A:
Ans: autonomic nervous system

(Q).
Q: Molar mass is equal to density multiplied by what? Choices: - molar energy - molar weight - molar gravity - molar volume A:
(A).
molar volume

Ques:Q: The measure of how much a given volume of matter decreases when placed under pressure is called? Choices: - elasticity - solubility - malleability - compressibility A:

Ans:compressibility

Ques: Q: What is a network solid and consists of carbon atoms covalently bonded to one another in a repeating three-dimensional pattern? Choices: - a zirconium - a ruby - an agate - a diamond A:
Ans:
a diamond