please act as a middle school English teacher and grammar expert and write me an article between 400-500 words on augmented reality for a 5th grade audience. this is for use in a lesson plan where students learn about prefixes en-, em-, in-, im-, so please include as many words as possible with those prefixes. The article should explain what augmented reality is, how it can enhance our life, and potential dangers to be considered as this technology continues to evolve. Please also include 5 explicit comprehension questions, 5 open-ended comprehension questions, and 5 multiple choice questions on Tier 2 vocabulary in context.