4. The two graphs show the main sources of energy in the USA in 1980 and 1990.
The pie charts illustrate the information about the prime sources of energy in American between 1980 and 1990. Overall, oil was main energy source over the period of time. It was not much change in the percentage to of other sources of energy.
In particular, the proportion of oil in 1980 was highest, it was not changed in 2010, but the percentage of oil witnessed a downward trend, at 42 percent and 33 percent respectively. This was followed by the proportion of natural gas, this figure was unchanged during the period of time, at 26 percent in both years. The third was the percentage of coal, it noticed an upward trend from 1980 to 1990, at 22 percent and 27 percent respectively. Meanwhile, the percentage of hydroelectric power was unchanged over the 10-year period, at 5 percent. The proportion of nuclear power in 1990 was twice as many as 1980, at 10 percent.
Grammar and spelling errors:
Line 1, column 157, Rule ID: PERIOD_OF_TIME[1]
Message: Use simply 'period'.
Suggestion: period
...ll, oil was main energy source over the period of time. It was not much change in the percenta...
^^^^^^^^^^^^^^
Line 2, column 272, Rule ID: PERIOD_OF_TIME[1]
Message: Use simply 'period'.
Suggestion: period
...s, this figure was unchanged during the period of time, at 26 percent in both years. The third...
^^^^^^^^^^^^^^
Transition Words or Phrases used:
but, so, third, while, in particular
Attributes: Values AverageValues Percentages(Values/AverageValues)% => Comments
Performance on Part of Speech:
To be verbs : 9.0 7.0 129% => OK
Auxiliary verbs: 0.0 1.00243902439 0% => OK
Conjunction : 4.0 6.8 59% => More conjunction wanted.
Relative clauses : 0.0 3.15609756098 0% => OK
Pronoun: 5.0 5.60731707317 89% => OK
Preposition: 32.0 33.7804878049 95% => OK
Nominalization: 4.0 3.97073170732 101% => OK
Performance on vocabulary words:
No of characters: 723.0 965.302439024 75% => OK
No of words: 153.0 196.424390244 78% => More content wanted.
Chars per words: 4.72549019608 4.92477711251 96% => OK
Fourth root words length: 3.51700396316 3.73543355544 94% => OK
Word Length SD: 2.77496974563 2.65546596893 105% => OK
Unique words: 83.0 106.607317073 78% => More unique words wanted.
Unique words percentage: 0.542483660131 0.547539520022 99% => OK
syllable_count: 211.5 283.868780488 75% => OK
avg_syllables_per_word: 1.4 1.45097560976 96% => OK
A sentence (or a clause, phrase) starts by:
Pronoun: 5.0 1.53170731707 326% => Less pronouns wanted as sentence beginning.
Interrogative: 0.0 0.114634146341 0% => OK
Article: 5.0 4.33902439024 115% => OK
Subordination: 0.0 1.07073170732 0% => More adverbial clause wanted.
Conjunction: 1.0 0.482926829268 207% => Less conjunction wanted as sentence beginning.
Preposition: 6.0 3.36585365854 178% => OK
Performance on sentences:
How many sentences: 8.0 8.94146341463 89% => OK
Sentence length: 19.0 22.4926829268 84% => The Avg. Sentence Length is relatively short.
Sentence length SD: 36.8781778292 43.030603864 86% => OK
Chars per sentence: 90.375 112.824112599 80% => OK
Words per sentence: 19.125 22.9334400587 83% => OK
Discourse Markers: 4.5 5.23603664747 86% => OK
Paragraphs: 2.0 3.83414634146 52% => More paragraphs wanted.
Language errors: 2.0 1.69756097561 118% => OK
Sentences with positive sentiment : 6.0 3.70975609756 162% => OK
Sentences with negative sentiment : 0.0 1.13902439024 0% => More negative sentences wanted.
Sentences with neutral sentiment: 2.0 4.09268292683 49% => OK
What are sentences with positive/Negative/neutral sentiment?
Coherence and Cohesion:
Essay topic to essay body coherence: 0.139684566295 0.215688989381 65% => OK
Sentence topic coherence: 0.0873081543285 0.103423049105 84% => OK
Sentence topic coherence SD: 0.0781628789778 0.0843802449381 93% => OK
Paragraph topic coherence: 0.163477247286 0.15604864568 105% => OK
Paragraph topic coherence SD: 0.105511824142 0.0819641961636 129% => OK
Essay readability:
automated_readability_index: 10.4 13.2329268293 79% => Automated_readability_index is low.
flesch_reading_ease: 69.11 61.2550243902 113% => OK
smog_index: 3.1 6.51609756098 48% => Smog_index is low.
flesch_kincaid_grade: 8.3 10.3012195122 81% => OK
coleman_liau_index: 10.15 11.4140731707 89% => OK
dale_chall_readability_score: 7.16 8.06136585366 89% => OK
difficult_words: 25.0 40.7170731707 61% => More difficult words wanted.
linsear_write_formula: 11.0 11.4329268293 96% => OK
gunning_fog: 9.6 10.9970731707 87% => OK
text_standard: 11.0 11.0658536585 99% => OK
What are above readability scores?
---------------------
More content wanted.
Rates: 61.797752809 out of 100
Scores by essay e-grader: 5.5 Out of 9
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Note: the e-grader does NOT examine the meaning of words and ideas. VIP users will receive further evaluations by advanced module of e-grader and human graders.