For which of the following reasons is production of ethanol unwise?

a. Pollutants aren't significantly reduced.
b. It takes twice as much fossil-fuel energy to produce ethanol than the ethanol that is produced supplies.
c. It can drive costs of corn higher.
d. All of the above.


d

Physics & Space Science

You might also like to view...

Essentially, the Great Red Spot is

A) traveling north and south across Jupiter's face. B) composed primarily of iron oxide. C) a large cyclonic storm (hurricane). D) always located within 10 degrees of Jupiter's north pole. E) Neptune's largest atmospheric feature.

Physics & Space Science

In ratio form, the equivalence statement 1 mi = 1.61 km would be expressed as ______________

Fill in the blank(s) with correct word

Physics & Space Science

Celestial latitude is called

a. declination. b. right ascension. c. the parsec value. d. the zenith angle.

Physics & Space Science

The farthest galaxies from the Milky Way appear to be receding from us at the rate of 76,000 miles/sec. An observer in one of these distant galaxies would consider our galaxy to be

A. moving away at 76,000 miles/sec. B. standing still but not at the center of the universe. C. moving at 76,000 miles/sec and located at the center of the universe. D. one of the few moving galaxies in the universe. E. standing still at the center of the universe.

Physics & Space Science