The unique preservation of soft-bodied fauna in the Burgess Shale occurred because of all of the
following except
a. animals and plants were carried by turbidity flows to aerobic deep-sea conditions
b. animals and plants were transported to anaerobic conditions
c. bacteria weren’t able to destroy organisms at the burial site
d. the organisms were compressed and compacted
e. none of the above
A
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A half-life is the amount of time required ____
A)to lose one-half of the daughter isotopes B)for the mass of a sample to decrease by half C)for one-half of the parent isotopes to decay to daughter isotopes D)to gain one-half of the parent isotopes E)to accurately date a rock sample
The widely dispersed Jews observe holidays based on the ________ calendar as a way to connect with the ethnic roots of their religion
A) Gregorian B) Jewish C) Julian D) Hebrew E) agricultural
?Match the term with the correct description.
A. ?government and private interests determine production and distribution B. ?government determines production and distribution C. ?the amount of a good or service that is available D. ?the amount of a good or service that people want E. ?production and distribution are determined by private individuals and companies
Which of the following is not a form of kinetic energy?
A) chemical energy B) electrical energy C) light energy D) mechanical energy