Use this A2-B1 ESL science reading passage to learn why apples float. It includes key vocabulary, reading comprehension questions, and answers for English learners.Reading LevelA2-B1Word Count174 wordsReading PassageAn apple can float in water. This happens because of density. Density means how heavy something is for its size.Some things are very dense. A small rock is dense, so it usually sinks..
