Introduces the three types of rocks--igneous, sedimentary, and metamorphic--discussing where they can be found, and explaining what can be learned from the study of rocks. Includes an identification chart and activities.
Describes the water cycle and the importance of water, explaining evaporation and condensation, dew and frost, and water's three states, and includes experiments.
Explains what snow is and how it forms, looks at the characteristics of snowflakes, discusses why snow makes noise when it is walked upon, and includes activities.
Explains how a tropical storm turns into a hurricane, describes what happens when a hurricane reaches land, and provides guidelines for surviving a hurricane when evacuation is impossible.
Explains how a thunderstorm forms, describes its warning signs, discusses such topics as storm cells, electric energy, and squall lines, and provides thunderstorm safety guidelines.
Explains how a tornado forms, describes its warning signs, discusses such topics as updrafts, downdrafts, and rotation, and provides tornado safety guidelines.
