Fossils are formed when plants and animal skeletons get trapped in the layers of sedimentary rocks during the process of rock formation.
(Fossils; are formed; T:when plants and animal skeletons get trapped in the layers of sedimentary rocks during the process of rock formation) (plants and animal skeletons; get; trapped in the layers of sedimentary rocks during the process of rock formation) (plants and animal skeletons; get trapped; in the layers of sedimentary rocks; T:during the process of rock formation)
Fossils plants and animal skeletons plants and animal skeletons
are formed get get trapped
T:when plants and animal skeletons get trapped in the layers of sedimentary rocks during the process of rock formation
trapped in the layers of sedimentary rocks during the process of rock formation
in the layers of sedimentary rocks T:during the process of rock formation