The pie charts display the primary
power
sources in the United States between 1980 and 1990.
Use synonyms
Overall
, Linking Words
oil
, Use synonyms
gas
and coal were the vast majority of the main Use synonyms
energy
sources in the USA throughout the period. Use synonyms
While
the usage of Linking Words
oil
and natural Use synonyms
gas
decreased over time, nuclear Use synonyms
power
and coal increased their value significantly.
In 1980, Use synonyms
oil
Use synonyms
used
as the main Add a missing verb
was used
energy
source in the USA with 42%, demonstrating the most significant Use synonyms
energy
alternatives compared to others. Natural Use synonyms
gas
and coal Use synonyms
used
by just above a quarter and almost a quarter respectively. Both hydroelectric and nuclear Add a missing verb
are used
power
were only used by 5% as the main Use synonyms
energy
source in Use synonyms
United
States.
After a decade, Correct article usage
the United
oil
Use synonyms
protecting
its leadership with a small drop of 9%. The proportion of natural Wrong verb form
protected
gas
decreased slightly by 1%; Use synonyms
however
, the proportion of coal increased by 5% and replaced natural Linking Words
gas
as the second biggest Use synonyms
energy
source in the USA in 1990. Use synonyms
While
Linking Words
hydroelectic
Correct your spelling
hydroelectric
power
stayed at the same level Use synonyms
of
1980, the percentage of nuclear Change preposition
in
power
doubled by 1990.Use synonyms
historicalpen