An oil leak from an underwater pipeline floats on the surface of the water forming a circle.  If the radius increases at a constant rate of 3 miles per hour, how fast is the area of the oil increasing when the radius is 5 miles wide?  State your answer rounded to one decimal place.

The painless lesion(s) seen in primary syphilis is/are called:

Any disease that causes _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.

Before Dr. John Snow traced the transmission of cholera to contaminated well water, transmission was believed to occur:  

True or False? The terms “HIV” and “AIDS” mean the same thing.

What structure can cause the male dog to become stuck or “tied” to the female during breeding?

Before birth, the testes develop in the abdominal cavity near which organ?

 In the figure, two parallel wires carry currents in opposite directions. A rectangular loop is midway between the wires. The currents are decreasing with time. The induced current through the resistor R is  ______________. Select the response that best completes the sentence.

A wire carries a current OUT of the page, toward your face.  At a point 2 cm DOWN from the wire,  what is the direction of the magnetic field?