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Two spaceships are approaching one another, one with speed and the other with speed
. Neither speed is 0. Their speed of approach, according to Newtonian mechanics, is
. Special relativity tells us that the speed of approach
Urine Sample
A specimen of urine collected for medical testing to assess health conditions or detect substance use.
Ammonia-Like Smell
A sharp, pungent odor resembling that of ammonia, which can indicate certain medical conditions or the presence of specific substances.
Urinary Tract Infection
An infection in any part of the urinary system, including kidneys, ureters, bladder, and urethra, often caused by bacteria.
Blood Sugar
A measure of the concentration of glucose in the blood.
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