Process Diagram

Band 6+: The diagrams below show the structure of a simple solar panel and how it works.

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Image for topic: The diagrams below show the structure of a simple solar panel and how it works.

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The image comprises three schematic diagrams illustrating the components and operation of a simple solar panel. The top diagram, titled "Box with a Transparent Top", depicts an open rectangular "Box" fitted with an "inlet" pipe on the left and an "outlet" pipe on the right, overlaid with a "Transparent Top" indicated by four downward arrows. The bottom-left diagram, titled "Solar Panel to Heat Air", shows the assembled box beneath a sun emitting "Sun Rays (Heat Energy)" directed into the "Transparent Top", with "inlet" and "cool air in" indicated by left-pointing arrows entering the box, and "warm air out" exiting through the right-side "outlet" with an outward arrow. The bottom-right diagram, titled "Solar Panel to Heat Water", similarly shows the unit under a sun emitting "Sun Rays (Heat Energy)" entering via the "Transparent Top", containing an internal looped "water pipe" within the "Box", with arrows marking "inlet" and "cool water in" on the left entering the pipe, and an arrow indicating "warm water out" exiting the pipe through the right-side outlet.

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

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The diagram illustrates the structure of a simple solar panel system and how it works.

Overall, this is a linear process, which consists of 3 steps. It starts from a box with a Transparent Top, and ends with the solar panel to heat water.

Initially, there can be seen a box with two pipes. The left one is called inlet, and the right one is outlet. There is also a glass which is rectangular in shape. It is a special Transparent Top. When sun rays starts to heat this glass, it absorbs heat energy. After that, cool air enters to the box through inlet, and by outlet warm air is out.

During the second stage, cool air which first entered, then became warm because of the heat that Transparent Top provided from sun rays. In the last stage, this logic is still same, but instead of air there is water. Cool water enters the box by inlet, and warm water leaves it from outlet. It is a water pipe included into the box, which gets heat energy from the glass and heats cool water.

Word Count: 184

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Overall Band Score

(+/- 0.5)

Vocabulary Complexity:
A2 - Upper Beginner
Consider using more varied and advanced words.

Grammar Mistakes: N/A

Vocabulary Repetition:

water: 5

which: 4

transparent: 3

there: 3

inlet: 3

outlet: 3

glass: 3

Try using synonyms for the above words

Task Response

The report appropriately addresses the task by describing the structure and operation of the solar panel. It provides a clear overview and covers the main stages, including heating air and water. However, there are some minor inaccuracies and omissions, such as not explicitly mentioning the internal water pipe in the water heating stage and slightly confusing the sequence of steps. To improve, ensure all key components are clearly described and the process is presented in a more logically structured manner.

Coherence & Cohesion

The report has a clear overall structure with an introduction and an overview, and it attempts to organize the description into stages. However, the flow is sometimes disrupted by awkward phrasing and unclear referencing (e.g., 'it' in 'it absorbs heat energy' and 'this logic is still same'). The paragraphing is acceptable but could be more skillfully managed to separate the description of the box, the air heating, and the water heating more distinctly. To improve, use clearer cohesive devices and ensure each paragraph has a clear central topic.

Lexical Resource

The vocabulary is generally appropriate for the task, with some good use of technical terms like 'inlet', 'outlet', and 'transparent top'. However, there is limited range and some repetition (e.g., 'box', 'heat'). There are also some awkward or inaccurate word choices, such as 'there can be seen a box' and 'it is a special Transparent Top'. To improve, use a wider variety of precise vocabulary (e.g., 'rectangular container', 'absorbs', 'transfers') and avoid informal or vague expressions. Boost vocabulary complexity to elevate the overall score.

Grammatical Range & Accuracy

The report contains a number of grammatical errors and awkward structures that affect clarity. Examples include 'When sun rays starts to heat' (subject-verb agreement), 'cool air enters to the box' (incorrect preposition), 'by outlet warm air is out' (word order and phrasing), and 'this logic is still same' (missing article). There is also inconsistent use of articles and tense. To improve, focus on subject-verb agreement, correct preposition usage, and sentence structure. Using a wider range of complex structures accurately would also enhance the score.

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Band 6+: The diagrams below show the structure of a simple solar panel and how it works.

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Generate A Band-9 Sample Answer?

Overall Band Score

Task Response

Coherence & Cohesion

Lexical Resource

Grammatical Range & Accuracy

Other Topics:

Task 1: The diagrams below show the stages and equipment used in the cement- making process, and how cement is used to produce concrete for building purposes. Summarise the information by selecting and reporting the main features, and make comparison where relevant.

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The flow chart below shows how national examination papers are marked in Some land.

The diagram below shows hơ the plastic bottles are recycled

The diagram below shows the life cycle of a butterfly. Summarize the information and make comparisons where relevant.

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Overall Band Score

Task Response

Coherence & Cohesion

Lexical Resource

Grammatical Range & Accuracy

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