Shares of total U.S. energy consumption by major sources in selected

Question

years (1776-2018)
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
1776
1801
1826
1851
1876
1901
1926
1951
1976
2001
2018
wood
nuclear
coal
hydroelectric
petroleum
other renewables
natural gas
Note: Wood includes wood and wood waste; other renewables includes biofuels, geothermal, solar, and wind.
Source: U.S. Energy Information Administration, Monthly Energy Review, Appendix D.1, and Tables 1.1 and
eia 10.1, April 2019, preliminary data for 2018
Which has been the primary source of energy in the most recent century?
(1 point)
O petroleum, natural gas, and coal
wood and nuclear
wood and coal
○ hydroelectric and other renewables

Answer 1

In the most recent century, the primary sources of energy have been petroleum, natural gas, and coal.