Write texts that explain and inform complex ideas/concepts. Convey your info precisely and accurately. Use effective selection, organization and analysis .
Use:
Thesis Statement: introduce your topic and organize your ideas.
Reliable facts, meanings, quotes, etc. to expand on your topic.
Transitions to move from major sections. Create a connection between each section and make the relationships between each idea known.
Maintain a formal style and tone throughout your essay.
Use language and vocabulary that pertains to that specific topic.
To conclude your essay, use a concluding statement that wraps up and supports the info you provided.