This graph shows the US unemployment rate from August 2010 to November 2011. This graph could help an economist predict

how the government will address unemployment.
which industries are most in need of workers.
how many people will be out of work in the next year.
why producers might hire fewer workers in the future.

Awalk up the phase change graph worksheet

Avertical clean glass piezometer tube has an inside diameter of d = 1 mm and is used to measure pressure in a horizontal pipe carrying water as shown. due to pressure in the pipe, the water at 20c rises into the tube to a height h. if the water pressure in the pipe is p = 500 pa gauge, estimate the height h: (a) without considering surface tension (b) with surface tension (capillary) effects. the contact angle  can be assumed at 30 deg

Amother used 150 watts of power to raise a 15 newton object in a time interval of 8.0 seconds. through what vertical distance was the object raised ?