For more than 60 years, the city of Milwaukee, Wisconsin, has been selling its processed and sterile sludge as Milorganite® by using the process of
A) pasteurization.
B) composting.
C) centrifugation.
D) anaerobic digestion.
A
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Summarize and discuss the fossil evidence indicating that eukaryotic cells appeared as much as
1.2 billion years ago. Give examples of some of these early eukaryotic organisms. What will be an ideal response?
Which of the following is an accurate statement about the dry conveyor belt?
A. It is associated with the clouds within a middle-latitude cyclone. B. It is the cause of a middle-latitudes precipitation. C. It brings calm conditions to the surface. D. It can bring down air from the lower stratosphere.
Why does a star's color corresponds to its temperature?
A) Higher temperature means more energetic light, which is seen as higher frequencies. B) because of the light shifts that take place when star light interacts with the Earth's atmosphere C) because the core temperature averages with the surface temperature to create an overall color D) because the ultraviolet output of a star directly modifies the visible light spectrum the star is emitting
What color change is associated with the original breath alcohol test?
A) green to reddish orange B) reddish orange to green C) colorless to pink D) None, the test is not based on a color change.