Why is crystal polystyrene clear?
What will be an ideal response?
The clarity comes from the ability of light to pass through the material unimpeded by any internal barriers. Crystal polystyrene has no crystalline structure to interfere with the passage of light
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The area of the cross section of the longissimus dorsi muscle is called the ____________________.
Fill in the blank(s) with the appropriate word(s).
The first companion animal to be domesticated was the
A. Cat B. Guinea pig C. Rabbit D. Ferret E. Dog
In an RLC parallel circuit, the _____ is the same through all components and the _____ are out of phase.
A. voltage; currents B. current; voltages
A valve will expand in length when it is heated. The length of the valve when cold is 4.6250 inches. It expands 0.0027 inch when heated. What is its length when hot?
A. 4.6257 B. 4.6266 C. 4.6271 D. 4.6277