This document discusses technology, including its definition as the application of scientific knowledge for practical purposes. It provides examples of how technology is used to improve education, healthcare, and transportation. Both positive and negative effects of technology are outlined, with the positive including making life easier and the negative including potential psychological and physical health issues from overuse. Various types of technology are also listed, along with how technology can be used for collaboration, research, creation, and assessments. Effective uses of technology in education are highlighted as promoting digital literacy and providing teacher professional development.