Earth landforms can look very different from place to place.  They can be hills, flat or valleys. They can be water from ponds, rivers lakes or oceans.  Landforms can change their shape with earthquakes, volcanoes, floods, mudslides or erosion. Some of these changes take a long time, and other changes happen quickly. This nonfiction Beginning-to-Read book contains high-frequency words and content vocabulary. Connecting Concepts pages include a word list along with activities to strengthen early science and literacy skills, such as understanding nonfiction text, science in the real world, science and academic language, fluency, and finding further information. Aligns with Next Generation Science Standards for Grades K-3. Note to Caregiver provided.