Q: What is the term for a solution that resists dramatic changes in ph? Choices: - inert - neutral - stable - buffer A:
buffer

Q: A highway that switches back and forth as it climbs up a steep hillside, yeilding a much gentler slope, is an example of what simple machine? Choices: - lever - pulley - wheel - inclined plane A:
inclined plane

Q: The uranium series is a chain constituting one what, which encompass naturally occurring isotopes of the heaviest elements? Choices: - nuclear decay family - gland decay family - fuel decay family - radioactive decay family A:
radioactive decay family

Q: What is the shorter loop of the cardiovascular system? Choices: - pulmonary edema - venous circulation - metabolic circulation - pulmonary circulation A:
pulmonary circulation