In: Other
Composite materials often times consist of fibers imbedded in a matrix material. What role does the fiber length, fiber orientation and fiber and matrix clastic properties play in determining the mechanical properties of the composite?
In: Other
What role does safe pressure relief device play for the safe operation of pressure vessel? What are the advantages and disadvantages of the safety valve and the bursting dise? Which occasion are they suitable for? Please give examples.
In: Other
Does O2 play the same role in composting vs. organic matter decomposition? Describe the roles
In: Other
An environmental sample is thought to contain isotope of Th, U, Pu, and Am.
a.What are the available oxidation states for these actinides and which are most prevalent?
b. How can these elements be separated from each other?
In: Other
a) If steam is such a great way to move energy around, for what food process operations do we need electricity?
b) Why do we not use electricity for ALL heating related unit operations?
In: Other
Why is water used for the initial crystallization and ethanol is more suitable to be used for the recrystallization step of acetylsalicylic acid? (Hint: solubility & temperature)
In: Other
Select the statement that is true of inductive arguments.
Hypothetical arguments are considered to be inductive arguments.
Inductive arguments never intend logical certainty, only probability.
Inductive reasoning is rarely used because most reasoning is deductive.
Inductive arguments are less reasonable than deductive arguments.
In: Other
What is the process occurring inside the Shell and Tube Heat Exchanger and what is the driving force?
In: Other
in a paragraph, What role does the Great Ocean Conveyor Belt or thermohaline circulation play in the carbon cycle? Describe how it works to store carbon and its importance. What risks do melting continental glaciers present to this function? Why?
In: Other
Why does the Howard Curren use pure oxygen for the activated sludge process?
In: Other
Describe two benefits of restoring tall-and short-grass native prairies. What role does fire play in restoring and sustainably managing native prairies?
In: Other
can we define social class in Africa the same we might here in the United States? What role does class play in African politics?
In: Other
1. What role does plate tectonics play in the formation of petroleum
2. What percentage of the world petroleum reserves does the U.S. have control over?
3. Measured in Barrels, approximately what is the US petroleum diet per day - per year?
4 What is the relationship between petroleum and plastics?
5. What are Xenoestrogens - what is their source and how are they a health hazard to women (and men)?
6. What chemicals, do in lipstick, eyeliner, mascara, nail polish, and cash register receipts have in common?
7 What are the health impacts of BP-a?
In: Other