If one metal has double the number of conduction electrons per unit volume of a second metal, then its Fermi level is how many times that of the second metal?
A)
1.41
B)
2.83
C)
2.00
D)
3.22
E)
1.59
E
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In the hypothetical atomic interaction shown in figure C9.13, suppose the atoms initially are separated by a very large distance but are approaching each other with kinetic energy 
. Roughly how close will the atoms get to each other eventually?
A. r = 0
B. r = 0.05 nm
C. r = 0.2 nm
D. r = 0.4 nm
E. Other (specify)
From a particular location on Earth, why can we see many more total eclipses of the Moon than total eclipses of the Sun?
What will be an ideal response?
One kilogram of peaches has more skin area than one kilogram of
A) blueberries. B) grapefruits. C) grapes. D) all of the above
In the collapsing cloud fragment stage (stage 2 ) of star formation, the size of the cloud fragment is about:
A) the size of the solar system. B) 10 times the size of the solar system. C) 100 times the size of the solar system. D) 1,000 times the size of the solar system. E) 10,000 times the size of the solar system.