Which spacecraft gave or is giving us our best information about Mercury?
A) Pioneer 10
B) Mariner 10
C) Voyager I
D) Viking 2
E) Messenger
B
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In FCC metals at low temperatures, screw dislocations can circumvent obstacles by _________.
Fill in the blank(s) with the appropriate word(s).
Suppose that you were selected for a "Survivor"-type TV show. To help keep your group connected, you suggest that long vines can be tied together and used to transmit signals in cases of emergency. To get the signals to travel faster, you should
A. select lighter vines. B. increase the tension on the vines. C. hang weights from the vines at evenly spaced intervals. D. do all of the above. E. do (a) or (b) above, preferably both.
Carbon dating was used to establish the age of the Shroud of ______________
Fill in the blank(s) with correct word
Starting outside the region with the magnetic field, a single square coil of wire enters, moves across, and then leaves the region with a uniform magnetic field
perpendicular to the page so that the graph shown below represents the induced emf. The loop moves at constant velocity 
. As seen from above, a counterclockwise emf is regarded as positive. In which direction did the loop move over the plane of the page?
?
?
a.
The loop moved from bottom to top.
b.
The loop moved from top to bottom.
c.
The loop moved from left to right.
d.
The loop moved from right to left.
e.
All of these directions of motion will produce the graph of emf vs t.