The diagram below shows how geothermal energy is used to produce electricity. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The diagram illustrates how geothermal energy is harnessed to generate electricity.

Overall

Linking Words

, the process consists of five main stages, beginning with the collection of cold

water

Use synonyms

and ending with the transmission of electricity through power lines. It involves both underground and aboveground operations.

To begin

Linking Words

with, cold rainwater is collected in a storage container and

then

Linking Words

pumped down through an injection well, which extends about 4.5 km underground. Once the

water

Use synonyms

reaches the geothermal zone, it is heated by hot rocks, transforming cold

water

Use synonyms

into hot

water

Use synonyms

This

Linking Words

marks the completion of the underground stage, as the heated

water

Use synonyms

subsequently

Linking Words

pumped up through a production well into a condenser. At the next stage, the hot

water

Use synonyms

is converted into steam inside the condenser. The steam is

then

Linking Words

directed to drive a turbine, which in turn powers a generator.

Finally

Linking Words

, the generator produces electricity, which is transmitted via high‑voltage power lines for distribution.

hanna880915

Dec 20, 2025

Unauthorized use and/or duplication of this material without express and written permission from this site's author and/or owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Writing9 with appropriate and specific direction to the original content.

Conclusion: The conclusion is too long.

Basic structure: Change the third paragraph.

▼

Vocabulary: Replace the words water with synonyms.

▼

Vocabulary: Only 4 basic words for charts were used.

▼

Vocabulary: Use several vocabularies to present the data in the third paragraph.

▼

Do you want to check your IELTS essays?

Submit unlimited essays, letters and charts. Sign up right now and start improving your writing skills.

6
Linking words
meeting the goal of 7 or more
1
Word repetition
meeting the goal of 3 or fewer
0
Grammar mistakes
detected issues

0123456789.0505

Overall Band Score

Coherence and Cohesion: 8.0

Logical structure

Single idea per paragraph

Introduction & conclusion present

Accurate linking words

Variety in linking words

Lexical resource: 4.0

Varied vocabulary

Accurate spelling & word formation

Grammatical Range: 9.0

Mix of complex & simple sentences

Clear and correct grammar

Task Achievement: 6.0

Complete response

Suitable writing tone

Appropriate word count

3 paragraphs

153 words

🚀 Prepare for IELTS writing section today!

Unlimited Task 1 & Task 2 checks
Practice with essays, charts, and letters.
Personalized suggestions & mistake analysis
Spot every mistake and boost your score.
Topic ideas & vocabulary helpers
Expand your ideas and use the right words.
Progress tracking
Watch your writing improve with every practice.

Topic Vocabulary:

geothermal energy
renewable source
sustainable
drilling wells
hot water and steam
drive turbines
generate electricity
conversion
cooling process
re-injected
efficiency
environmental impact

What to do next:

Look at other essays:

7
band
In many places of the world, more larger supermarkets are built while smaller local shops are closing down. Are there more advantages or disadvantages to local people?
In recent times the needs in our lives have increased. Many small shops are inconsequential. However, the number of larger supermarkets has increased significantly. In my view, I believe that the beneficial effects overpower the detrimental ones. This essay will outline the merits and the demerits of building many large supermarkets.
6
band
Some people thing that the best way to succeed is to get a university education, while others disagree and say that it is no longer true nowadays. Discuss both views and give your own opinions.
University education is enormous popular and common all parts of the world. Therefore, some people believe that studying at university is an achievement way to accomplish in life. However, some argue that university education is not chosen way to get successful today. In my opinion, education at university is extremely useful for people to create a good lifestyle in their entire life.
6
band
The most important aim of science should be to improve people's lives. To what extent do you agree or disagree with this statement? Give reasons for your answer and include any relevant examples from your own knowledge or experience.
It is true that science plays an indispensable role in evaluating human living quality. Some people harbour a belief that science should exist as a priority for advancing human well-being, a view I staunchly endorse. In this essay, I will reaffirm the value of science by discussing its contributions to technology and medicine.
6
band
Some people think it is better for children to being to learn a foreign language at primary school than at secondary school. What’s your opinion? Do you think the advantages outweigh the disadvantages?
Some people think it is better for children to being to learn a foreign language at primary school than at secondary school. What’s your opinion? Do you think the advantages outweigh the disadvantages?
8
band
When travelling back home on the train last week you lost your wallet. The wallet contains some valuable things. In your letter, write to the Station Manager: say when and where you left your wallet describe the wallet and what was in it say how you will collect the wallet
I am writing to you as I have left my wallet on a train and would like it to be returned.

The diagram below shows how geothermal energy is used to produce electricity. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

In many places of the world, more larger supermarkets are built while smaller local shops are closing down. Are there more advantages or disadvantages to local people?

Some people thing that the best way to succeed is to get a university education, while others disagree and say that it is no longer true nowadays. Discuss both views and give your own opinions.

The most important aim of science should be to improve people's lives. To what extent do you agree or disagree with this statement? Give reasons for your answer and include any relevant examples from your own knowledge or experience.

Some people think it is better for children to being to learn a foreign language at primary school than at secondary school. What’s your opinion? Do you think the advantages outweigh the disadvantages?

When travelling back home on the train last week you lost your wallet. The wallet contains some valuable things. In your letter, write to the Station Manager: say when and where you left your wallet describe the wallet and what was in it say how you will collect the wallet