How do rocks reveal past environments?, By showing the types of minerals and fossils they contain., By randomly changing over time, By recording human’s history, By measuring the temperature of Earth, How old is Earth?, About 2026 years old, 100 million to the power of 2 years old, 4.5 thousand years old, 4.5 billion, What does correlating rock layers mean?, different types of rocks together, the weight and size of rocks, Matching rock layers from different places to determine their history and age, this is a termine only scientist use for finding out what can the smallest part of a rock be, What are examples of geological change?, Weather changes every day, animals changing their houses, erosion, deposition, and earthquakes., how much rain falls every month, How do rock layers form?, Build up of sediment over time that shapes a rock, plants and animals turning into stone over a day, by water evaporating, by layers appearing each day on top of each other, what is the rate of geological change?, Usually very slow, but sometimes rapid, always very slowly, i never changes at all, it occurs once every thousand of years exactly, How do fossils form inside a rock?, Animas turn into stone after death, organisms are buried by sediment over time, fossils are carved by cave people, rocks grow inside an plant or animal over time, What were all these explorations about?, Space travel studies, Earth’s history through rocks, observation of early earth life, Leaning how to determine an ocean creature

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