The document defines cause and effect and provides examples of connectors used to link causes and effects in sentences. It explains that a cause is the reason for an action or event that happens first, while an effect is the result or conclusion of an action or event that happens due to the cause. Common cause connectors include because, since, as, because of, due to, and owing to. Common effect connectors include so, therefore, as a result, consequently, and hence. The document provides writing tips for using cause and effect in paragraphs to explain how things work and examples of identifying the cause and effect in sentences.