Time: 15 - 25 minutes Suggested Grade Levels: 5 - 9 Correlates to the following national science education standards ( McREL Version ): Knows that rock is composed of different combinations of minerals Knows that rock contains evidence of the minerals, temperatures, and forces that created it Knows that thousands of layers of sedimentary rock confirm the long history of the Earth and the long history of changing life forms whose remains are found in successive layers of sedimentary rock Knows that fossils provide evidence about the plants and animals that lived long ago and the nature of the environment at that time Students can learn to become good observers and to record their observations in an orderly and descriptive way.
(life forms; are found; L:in successive layers of sedimentary rock) (the minerals, temperatures, and forces; created; ) (the plants and animals; lived; T:long ago) (it; Knows; that thousands of layers of sedimentary rock confirm the long history of the Earth and the long history of changing life forms) Context(it Knows,List([291, 299))):(thousands of layers of sedimentary rock; confirm; the long history of the Earth and the long history of changing life forms) (Students; to become; good observers)
it Knows,List([291, 299))
life forms the minerals, temperatures, and forces the plants and animals it thousands of layers of sedimentary rock Students
are found created lived Knows confirm to become
L:in successive layers of sedimentary rock
T:long ago
that thousands of layers of sedimentary rock confirm the long history of the Earth and the long history of changing life forms
the long history of the Earth and the long history of changing life forms
good observers