Once you have an idea, find words to describe your topic. These will become your search terms.
1. Write out your thesis sentence.
2. Select the important or essential words.
3. Identify alternative ways of saying things (synonyms, related terms, or various forms of the words). For example, instead of the word kids you may want to use children.
Keywords: Important words or phrases we use to describe a topic.
Clean energy OR renewable energy
Environmental Footprint OR carbon footprint
Genetically modified food