The electric field around an isolated electron has a certain strength 1 cm from the electron. The electric field strength 2 cm from the electron is
A) half as much.
B) the same.
C) twice as much.
D) four times as much.
E) none of the above
E
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Geologists Vine, Matthews and Morley found striking similarities and symmetry in the pattern of _____ in rocks on opposite sides of ocean ridges.
A ) mineralization B ) density C ) gravity D ) magnetic residue
What are some components of the landscape shown in this photograph?
A. rounding of the upper parts of the cliff B. loose rocks covering a slope-forming unit C. fractures and layers D. a natural stain on the outside of the rocks E. All of these.
Ocean currents in the Northern Hemisphere tend to rotate clockwise
a. True b. False Indicate whether the statement is true or false
Containing elements of both forests and coastal marshes, the swamplands of extreme southern Louisiana would be an example of ________
A) a superbiome B) an abiotic system C) an ecotone D) a dead zone E) a closed ecosystem