What is one way Earth changes overtime?, Only by human activity, Through geologic process like erosion, only by earthquakes , it doesn't not change, What is volcanic tuff?, Type of fossil, Melted metal from Earth's core, Rock formed from cooled volcanic ash, Ice formed in glaciers, How do scientists learn from Earths past?, Only by studying living animals, by guessing based on weather, by using telescopes, By studying rocks and fossils, What did the shark teeth found in Kansas show, Kansas was once under the sea, Kansas was always dry land, Sharks lived on land, Sharks lived only in oceans today, How do glaciers change land?, By heating rocks, By scraping and moving rocks which cause valleys, By causing earthquakes, By creating volcanoes, Why do scientists use the geological time scale?, To measure daily weather, To organise Earths long history, to track animal movement , To measure ocean depth, What does fossil record show?, Only living organisms , Only plants, Information about past life and environment, Future changes on earth, Which is an example of rapid geologic change?, A meteorite impact, Weathering of rocks, formations of mountains of over million of years, movement of tectonic plates..

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