This 3rd Grade Science Reading Passage and Quiz helps students understand how heat changes matter from one state to another. Students learn about solids, liquids, and gases and how heat can cause matter to melt, freeze, evaporate, boil, or condense. The passage explains these concepts in simple, age-appropriate language so young learners can easily understand how matter changes. After reading, students answer multiple-choice questions that check comprehension and help them think about sci