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Process Diagram

Band 5+: The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

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Image for topic: The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

Our system will evaluate the answer based on this AI-generated description.

The image shows a labelled diagram of a Hydroelectric Dam. Starting from the left, it features a Reservoir with an Intake leading to a Penstock, which connects to a Turbine that is attached to a Generator inside a Powerhouse. To the right, Long Distance Power Lines extend out, and a River flows away from the dam.

Given the complexity of the image, the above description may not be entirely accurate.

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Note: Both the topic and the answer were created by one of our users.

The diagram of hydroelectric dam illustrates the process of generating electricity by these steps. First, water source is stored in the reservoir and it will rinse inside the penstock through holes, which are used to get rid of precipitates.

Next, the penstock that has a slope will leads the water to run through a turbine, the fan-blade-like materials. The reason of a tilted penstock is to increase the force created by the running water by a help of gravity.

After a turbine starts to move, the generator is able to generate electric.

Because when a turbine starts to rotate, its core, which is placed nearby multiple magnets, could generate a electromagnetic field that is able for serving an electricity. This generator is located inside a powerhouse since it needs to be protected from outside environment. Lastly, the used water continue going into a river nearby, and electricity from a powerhouse is carried by electric wires to severals adapters and being used in household.

Word Count: 163

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Overall Band Score

(+/- 0.5)

Vocabulary Complexity:
C1 - Intricate
Strive to incorporate even richer and more precise language.

Grammar Mistakes: N/A

Vocabulary Repetition:

water: 4

electricity: 3

penstock: 3

turbine: 3

Try using synonyms for the above words

Task Response

6.5

The response addresses the task by describing the process of generating electricity in a hydroelectric dam. However, there are some inaccuracies and omissions in the content.

Coherence & Cohesion

The report is mostly coherent and cohesive, but there are some issues with paragraphing and the flow of ideas. Some sentences are overly complex and could be clearer.

Lexical Resource

There is an attempt to use a range of vocabulary, but some words are not used accurately. The report would benefit from more precise and appropriate word choices.

Grammatical Range & Accuracy

While a variety of structures are attempted, there are errors in sentence structure, verb tense, and subject-verb agreement. Punctuation and grammar need improvement for better clarity.

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Band 5+: The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

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Task Response

Coherence & Cohesion

Lexical Resource

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Answers On The Same Topic:

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The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

The diagram shows the production of hydroelectricity Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

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