Use this A2-B1 ESL science reading passage to learn what makes wind. It includes key vocabulary, reading comprehension questions, and answers for English learners.Reading LevelA2-B1Word Count238 wordsReading PassageWind is moving air. We cannot see air, but we can see what wind does. It moves leaves, waves, clouds, flags, and hair.Wind begins with the sun. The sun warms Earth's surface, but it d..