Use this A2-B1 ESL science reading passage to learn how a camera works. It includes key vocabulary, reading comprehension questions, and answers for English learners.Reading LevelA2-B1Word Count237 wordsReading PassageA camera is a tool that saves a moment as a picture. Cameras can be large, small, or inside a phone. They all need light to work.When you take a photo, light comes from the scene i..