Why did coal replace wood as the dominant fuel source?

A. It is easier to find.
B. It is more energy dense.
C. It is easily converted to a liquid.
D. It is less expensive to produce.


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

Over 50 percent of the world's coastal mangroves forests have been destroyed.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Intercepted solar radiation is called

A) solar wind. B) thermosphere. C) solar constant. D) insolation.

Environmental & Atmospheric Sciences

Imagine a class debate between people representing the developing countries and people representing the developed countries

Characterize the arguments of the two sides in terms of the issues surrounding population growth, energy use, resource use, and sustainable development. Then describe what should be the common interests between the two.

Environmental & Atmospheric Sciences

What is the primary method of energy acquisition for phytoplankton?

a. oxygen metabolism b. chemosynthesis c. photosynthesis d. methane metabolism e. respiration

Environmental & Atmospheric Sciences