Respuesta :
Answer:
b. Production and demand decreased with increased oil usage.
Explanation:
The expansion and application of oil-fueled technologies in energy conversion and production increased and outdated partially coal-fired tecnologies. Another factor that coal-technologies were more contaminant than those based on oil.
Atomic energy would not used for energy generation until 1950s.
Answer:
b. Production and demand decreased with increased oil usage.
Explanation:
While coal had traditionally been the main source of energy in the United States, in the 1950s, oil began to surpass it. Moreover, while the use of oil has continued to increase constantly, the use of coal has declined in recent years. Another important change in energy use in the United States is that of renewable sources of energy, which have also increased in popularity in recent years.