The L absorption edge corresponds to the excitation of an electron out of an atomic orbital with the principal quantum number of _________.
Fill in the blank(s) with the appropriate word(s).
Answer: 2
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All of the jovian planets rotate more rapidly than any of the terrestrial planets
Indicate whether the statement is true or false
Which expression gives the speed of light v in a substance in terms of the index of refraction n of a substance and the speed of light c in a vacuum?
a. v = c/n b. v = c n c. v = c + n d. v = n/c e. v = c/n2
Various objects are released from rest at the same time and vertical position and roll without slipping along an incline. Which will reach the bottom first?
A. A solid ball B. A hollow ball C. A cylinder D. A piece of pipe E. We need to know the radius and mass of each.
Why does Mars appear fainter than Venus, as seen from Earth?
A) because of its red color B) because its two moons block the light from getting to Earth C) because it is often eclipsed by Jupiter D) because it is smaller, farther away and less reflective E) because it doesn't have water on its surface