Freebase(0.00 / 0 votes)Rate this definition: Derived demand is a term in economics, where demand for a factor of production or intermediate good occurs as a result of the demand for another intermediate or final good.
10 best places to see this summerâs solar eclipse. On August 21st, a total solar eclipse will be visible to mainland America. Find out why it is drawing giddy excitement from the public, as well as astronomy gurus. On Aug. 21, a swath of the USA will plunge into darkness during a continent-wide total solar eclipse.
The first is a total solar eclipse. A total solar eclipse is only visible from a small area on Earth. The people who see the total eclipse are in the center of the moonâs shadow when it hits Earth. The sky becomes very dark, as if it were night. For a total eclipse to take place, the sun, moon and Earth must be in a direct line. The second type of solar eclipse is a partial solar eclipse.