Apakah kamu tahu bahwa hujan, ombak, angin salju, dan es dapat menubah permukaan bumi? mereka dapat membentuk lembah, gundukan pasir, dan gua. Bacalah tentang kekuatan alami dari erosi dan bagaimana mereka mengubah permukaan bumi.
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It's a terrible problem - or it's really not as bad as people say. There will be sudden big changes - or slower changes that we can learn to live with. It means the end for many animals, people, even whole
Read and find out about one of nature's most mysterious forces—the earthquake. Some earthquakes are so small that you don't even feel them, while others can make even big buildings shake! Learn why earthquakes happen, where they are most likely to occur, and what to do if one happens near you.
Magic Tree House Research Guides are now Magic Tree House Fact Trackers! Track the facts with Jack and Annie! When Jack and Annie got back from their adventure in Magic Tree House #23: Twister on Tueaday, they had lots of questions. How do tornadoes form? What kinds of tools can help predict bad storms? Where did the biggest snowfall on record happen? How fast are hurricane winds? Find out…
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Tornadoes are large storms that can huge amounts of damage and destruction. Most people run from tornadoes, but some researchers chase them! They want to study the storms to develop better methods for predicting them. How do they find these tornadoes? How do they collect their information?