How many electrons are in chlorine's (atomic number 17) next to outer shell (n = 2)?
a. 18 b. 4
c. 2 d. 8
d
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Suppose we looked at this image without its overlay of radio emission (that is, we looked only at the visible-light image). What features of the image would no longer be visible? Select all that apply.
A) the background galaxies B) the central galaxy C) the jets D) the lobes
If the induced current in a wire loop were such that the flux it produces were in the same direction as the change in external flux causing the current, which of the following conservation laws would end up being violated?
a. momentum b. charge c. energy d. angular momentum
On March 21, the Moon is in its first-quarter phase. An observer who sees this Moon on his or her meridian at this time
a. cannot see the Sun. b. sees the Sun setting. c. sees the Sun rising. d. none of these
When rock is subjected to compressive force, it may fault. If rocks in the hanging wall are pushed up over rocks in the footwall, it is called a
A) reverse fault. B) strike slip fault. C) normal fault. D) none of the above