50 Examples of Topics for an Expository Text

Topics for an expository text

The themes for an expository text they may vary in relation to the context of publication, which, for example, may be academic or journalistic. A expositive text It is characterized by being objective, that is, the author explains what something is like without giving his opinion on the subject.

This type of text is used to inform the reader about a topic, a fact or a piece of information and is explanatory, because many details are included that allow the reader to obtain more information.

The expository texts consist of three parts:

Examples of themes for an expository text

1. The operation of hydroelectric dams. Hydroelectric companies transform water energy into electrical energy. But how is this process? What parts do these dams have and what function does each part fulfill? At what point is the water allowed to pass? Where and how is electrical energy stored?
2. Laws that regulate rental contracts. Laws organize the functioning of society in different ways. The rental laws are used to guarantee the rights of landlords and tenants. How are these laws? What responsibilities and what rights does each party have? Are there exceptions to these laws?
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3. Maintenance of agricultural machinery. Agricultural machinery is essential for the production of food and raw materials in the fields and, therefore, it has to function properly and be in good condition. How should these machines be cared for and kept in good condition? How often do I need to be checked by a specialist? What care should users have?
4. Changes in tax laws. Tax laws are constantly changing and therefore there are often reports or newspaper articles reporting the changes. What things stay the same and what have changed? How are changes to these laws disclosed?
5. Causes of global warming. Global warming is a phenomenon that affects the entire planet. Some of its causes are deforestation, the emission of greenhouse gases and the use of fossil fuels. What other causes are there? Why do they cause global warming? How could this problem be solved?
6. Stock status on the stock market. Stocks can go up, down or hold their value and can change a lot in a very short time. In addition, the liquidity and risk of the shares can be detailed. What is it convenient to invest in? Is it time to buy or sell a share?
7. Description of a business balance sheet. The business balance sheet includes the description of expenses, income and equity and is used to know the status of a company and to plan based on this information. Did the company spend more than it earned? Were there big winnings? Was there more production? How should one proceed based on the information analyzed?
8. Analyzing data from a survey. The data from a survey is very useful to know the opinion of citizens or a specific public, but, in order to understand this information, it is necessary to analyze it. How many people agree with a government measure? How old or from what place are these people? How many people liked the new product?
9. Description of a fossil. When a fossil is found in an archaeological excavation, it is analyzed in order to have more information. For example, you can analyze what type of fossil it is, to know what animal or object belonged, the place of origin of that animal or object, how was the fossilization process, among other things.
10. The causes of the French Revolution. The French Revolution was one of the events that produced the most changes in history, therefore, knowing and explaining its causes is useful to learn a little more about this event. Who participated in the French Revolution and why? What was sought with this fact? Who was he fighting against?
11. Animal species that inhabit the Amazon. The Amazon is the largest rainforest on the planet and many animals live in it. How many animals live in this place? Are all the animals that live there known? How do they behave and how do they relate to their environment? How has the behavior of these animals been modified by deforestation?
12. Functioning of the nervous system. The nervous system is made up of cells and neurons and is essential for people and animals. What is its main function? How does it connect and send information to the other parts of the body? How does it work in different animals? What functions of the body does it regulate?
13. Elements with which gold can be alloyed. Gold is a soft metal that has to be alloyed with other metals or elements to make products. With what elements can it be alloyed? Why can't it be alloyed with other elements? Does gold lose its properties if it is alloyed with other metals? According to the product to be manufactured, with what elements is it alloyed? How is the alloying procedure?
14. Mercury Characteristics. The descriptions of the planets serve to learn more about them. Is Mercury a rocky or gaseous planet? In what position is it in the solar system? Is it believed that there was life there? When will you be able to travel to this planet? How much is known about it with certainty and how much of the information corresponds to probable hypotheses?
15. Main concepts of chaos theory. Chaos theory is a theory that can be applied in different sciences, since it states that the course of events cannot be determined. It is a theory that is related to epistemology. What are your central hypotheses and your arguments? Do all the specialists in this theory agree? What criticisms do you have? In what sciences has it been applied and why?
16. The latest advances in technology. Technology is constantly advancing and changing people's lives at an accelerating rate. These advances are related to electronic products, medicine, construction, among others. How has technology advanced in the different disciplines? How are these advances applied in science? How do people's lives change in relation to these advances?
17. Endangered species. It is estimated that there are around 5,200 species in danger of extinction. What are these species? Which ones will disappear in a short time? What are the causes that are in danger of extinction? What is being done to preserve them?
18. Treatments for the cure of dermatitis. Dermatitis is an irritation of the skin and can have many consequences if it is not treated in time. There are many types of dermatitis, so there are different ways to cure them. What are the most common types of dermatitis? Why do they occur? How are they cured? Is the cure total or partial?
19. Aircraft operating safety. The airplane is one of the safest means of transport in the world. For example, it has four motors, but it can work with only one. What makes it such a secure medium? What are the parts of an airplane and how do they work?
20. The advancement of space exploration. Space exploration is the study of space carried out by humans. When it started? How many theories were there about it? What were the inventions that allowed us to make great strides? What and how much is currently known about space? How has space exploration changed since spacecraft and artificial satellites were built?

More examples of themes for an expository text

1. Ways to prevent the spread of a disease
2. The rules of accentuation
3. The description of the plan of a building
4. The technical sheet of a film
5. The path of a law to be approved
6. The most successful advertising campaigns
7. The inherent human rights of all people
8. Symptoms of Hepatitis
9. The consequences of tobacco use
10. The consequences of the Second World War
11. The main uses of metaphor
12. The characteristics of the golden age of cinema
13. The economic growth of the last semester
14. The benefits of consuming organic vegetables and fruits
15. Smart cities
16. Traditional spanish food
17. The most important tourist itineraries and places of a city
18. Safety guidelines for the use of social networks
19. The characteristics of Renaissance painting
20. Most representative dishes of Latin American gastronomy
21. The organization of a city
22. The steps to recycle paper
23. The functions of each of the parts of a computer
24. The importance of doing sports
25. The functioning of the ministry of culture
26. The consequences of consuming energy drinks
27. The social assistance policies of a government
28. The causes of stress
29. The relationship between myths and cosmogony
30. The fashion industry

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