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 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.
IELTS Writing Task Chart for 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 geothermal
energy
Use synonyms
production.
Overall
Linking Words
, the system is a man-made, cyclical process comprising five distinct stages
:
Punctuation problem
:
show examples
the injection of cold
water
Use synonyms
to initiate the process, heating it underground through hot rocks, conversion into
steam
Use synonyms
to create motion, electricity production using a turbine and generator, and condensation to recycle
water
Use synonyms
.
To begin
Linking Words
with, cold
water
Use synonyms
is pumped down through an injection well to a depth of approximately 4.5 kilometres below the Earth’s surface. Here, it enters a geothermal zone where the surrounding hot rocks transfer heat to the
water
Use synonyms
.
This
Linking Words
stage is essential, as it allows thermal
energy
Use synonyms
from underground to be absorbed efficiently. Once the
water
Use synonyms
has been heated underground, it is brought to the surface via the production well. After being heated, the
water
Use synonyms
has become hot enough to be transformed into
steam
Use synonyms
. The
steam
Use synonyms
is
then
Linking Words
channelled through a system of pipes in order to rotate a turbine, effectively converting thermal
energy
Use synonyms
into mechanical
energy
Use synonyms
. The motion of the turbine
subsequently
Linking Words
powers a generator, which produces electricity.
This
Linking Words
stage marks the critical transition from mechanical movement to electrical output, making it the core function of the entire system. In the final stage, the
steam
Use synonyms
flows into a condenser, where it is cooled and converted back into
water
Use synonyms
. After becoming liquid again, the
water
Use synonyms
is reinjected into the ground, enabling the process to repeat.
This
Linking Words
engineered cycle not only supports continuous electricity generation but
also
Linking Words
limits environmental impact by recycling resources without generating harmful emissions or waste.

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.

Basic structure: Change the third paragraph.
Basic structure: Change the fourth paragraph.
Vocabulary: Replace the words energy, water, steam with synonyms.
Vocabulary: Only 3 basic words for charts were used.
Vocabulary: Use several vocabularies to present the data in the third paragraph.
Vocabulary: Use several vocabularies to present the data in the fourth paragraph.
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: