Multiple Choice
A spear is thrown at a very high speed. As it passes, you measure its length to be half its normal length. From this you conclude that the spear must be moving at
A) 1.00 c
B) 0.866 c
C) 0.707 c
D) 0.500 c
E) Not enough information
Correct Answer:
Verified
Correct Answer:
Verified
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